List of regions of the United States
   HOME

TheInfoList



Click Here for Items Related To - List of regions of the United States
OR:
List of regions of the United States on:   [Wikipedia]   [Google]   [Amazon]

This is a list of some of the ways ''regions'' is defined in the
United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territori ...
. Many regions are defined in law or regulations by the federal government; others by shared culture and history, and others by economic factors.


Interstate regions


Census Bureau-designated regions and divisions

Since 1950, the United States Census Bureau defines four statistical regions, with nine divisions. The Census Bureau region definition is "widely used ... for data collection and analysis","The National Energy Modeling System: An Overview 2003" (Report #: DOE/EIA-0581, October 2009). United States Department of Energy, Energy Information Administration. and is the most commonly used classification system. * Region 1: Northeast ** Division 1:
New England New England is a region comprising six states in the Northeastern United States: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont. It is bordered by the state of New York (state), New York to the west and by the Can ...
(
Connecticut Connecticut () is the southernmost state in the New England region of the Northeastern United States. It is bordered by Rhode Island to the east, Massachusetts to the north, New York to the west, and Long Island Sound to the south. Its capita ...
,
Maine Maine () is a state in the New England and Northeastern regions of the United States. It borders New Hampshire to the west, the Gulf of Maine to the southeast, and the Canadian provinces of New Brunswick and Quebec to the northeast and ...
,
Massachusetts Massachusetts (Massachusett: ''Muhsachuweesut Massachusett_writing_systems.html" ;"title="nowiki/> məhswatʃəwiːsət.html" ;"title="Massachusett writing systems">məhswatʃəwiːsət">Massachusett writing systems">məhswatʃəwiːsət'' En ...
,
New Hampshire New Hampshire is a state in the New England region of the northeastern United States. It is bordered by Massachusetts to the south, Vermont to the west, Maine and the Gulf of Maine to the east, and the Canadian province of Quebec to the nor ...
,
Rhode Island Rhode Island (, like ''road'') is a state in the New England region of the Northeastern United States. It is the smallest U.S. state by area and the seventh-least populous, with slightly fewer than 1.1 million residents as of 2020, but it ...
, and
Vermont Vermont () is a state in the northeast New England region of the United States. Vermont is bordered by the states of Massachusetts to the south, New Hampshire to the east, and New York to the west, and the Canadian province of Quebec to ...
) ** Division 2:
Middle Atlantic Middle or The Middle may refer to: * Centre (geometry), the point equally distant from the outer limits. Places * Middle (sheading), a subdivision of the Isle of Man * Middle Bay (disambiguation) * Middle Brook (disambiguation) * Middle Creek ...
(
New Jersey New Jersey is a state in the Mid-Atlantic and Northeastern regions of the United States. It is bordered on the north and east by the state of New York; on the east, southeast, and south by the Atlantic Ocean; on the west by the Delaware ...
, New York, and
Pennsylvania Pennsylvania (; ( Pennsylvania Dutch: )), officially the Commonwealth of Pennsylvania, is a state spanning the Mid-Atlantic, Northeastern, Appalachian, and Great Lakes regions of the United States. It borders Delaware to its southeast, ...
) * Region 2: Midwest (Prior to June 1984, the Midwest Region was designated as the North Central Region.) ** Division 3: East North Central (
Illinois Illinois ( ) is a state in the Midwestern United States. Its largest metropolitan areas include the Chicago metropolitan area, and the Metro East section, of Greater St. Louis. Other smaller metropolitan areas include, Peoria and Rockf ...
,
Indiana Indiana () is a U.S. state in the Midwestern United States. It is the 38th-largest by area and the 17th-most populous of the 50 States. Its capital and largest city is Indianapolis. Indiana was admitted to the United States as the 19th s ...
,
Michigan Michigan () is a U.S. state, state in the Great Lakes region, Great Lakes region of the Upper Midwest, upper Midwestern United States. With a population of nearly 10.12 million and an area of nearly , Michigan is the List of U.S. states and ...
,
Ohio Ohio () is a state in the Midwestern region of the United States. Of the fifty U.S. states, it is the 34th-largest by area, and with a population of nearly 11.8 million, is the seventh-most populous and tenth-most densely populated. The sta ...
, and
Wisconsin Wisconsin () is a state in the upper Midwestern United States. Wisconsin is the 25th-largest state by total area and the 20th-most populous. It is bordered by Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake M ...
) ** Division 4: West North Central (
Iowa Iowa () is a state in the Midwestern region of the United States, bordered by the Mississippi River to the east and the Missouri River and Big Sioux River to the west. It is bordered by six states: Wisconsin to the northeast, Illinois to th ...
,
Kansas Kansas () is a state in the Midwestern United States. Its capital is Topeka, and its largest city is Wichita. Kansas is a landlocked state bordered by Nebraska to the north; Missouri to the east; Oklahoma to the south; and Colorado to th ...
,
Minnesota Minnesota () is a state in the upper midwestern region of the United States. It is the 12th largest U.S. state in area and the 22nd most populous, with over 5.75 million residents. Minnesota is home to western prairies, now given over to ...
,
Missouri Missouri is a state in the Midwestern region of the United States. Ranking 21st in land area, it is bordered by eight states (tied for the most with Tennessee): Iowa to the north, Illinois, Kentucky and Tennessee to the east, Arkansas t ...
,
Nebraska Nebraska () is a state in the Midwestern region of the United States. It is bordered by South Dakota to the north; Iowa to the east and Missouri to the southeast, both across the Missouri River; Kansas to the south; Colorado to the sout ...
,
North Dakota North Dakota () is a U.S. state in the Upper Midwest, named after the indigenous Dakota Sioux. North Dakota is bordered by the Canadian provinces of Saskatchewan and Manitoba to the north and by the U.S. states of Minnesota to the east, So ...
, and
South Dakota South Dakota (; Sioux: , ) is a U.S. state in the North Central region of the United States. It is also part of the Great Plains. South Dakota is named after the Lakota and Dakota Sioux Native American tribes, who comprise a large porti ...
) * Region 3: South ** Division 5:
South Atlantic The Atlantic Ocean is the second-largest of the world's five oceans, with an area of about . It covers approximately 20% of Earth's surface and about 29% of its water surface area. It is known to separate the " Old World" of Africa, Europe an ...
(
Delaware Delaware ( ) is a state in the Mid-Atlantic region of the United States, bordering Maryland to its south and west; Pennsylvania to its north; and New Jersey and the Atlantic Ocean to its east. The state takes its name from the adjacent Del ...
;
Florida Florida is a state located in the Southeastern region of the United States. Florida is bordered to the west by the Gulf of Mexico, to the northwest by Alabama, to the north by Georgia, to the east by the Bahamas and Atlantic Ocean, and to ...
;
Georgia Georgia most commonly refers to: * Georgia (country), a country in the Caucasus region of Eurasia * Georgia (U.S. state), a state in the Southeast United States Georgia may also refer to: Places Historical states and entities * Related to the ...
;
Maryland Maryland ( ) is a state in the Mid-Atlantic region of the United States. It shares borders with Virginia, West Virginia, and the District of Columbia to its south and west; Pennsylvania to its north; and Delaware and the Atlantic Ocean to ...
;
North Carolina North Carolina () is a state in the Southeastern region of the United States. The state is the 28th largest and 9th-most populous of the United States. It is bordered by Virginia to the north, the Atlantic Ocean to the east, Georgia and ...
;
South Carolina )'' Animis opibusque parati'' ( for, , Latin, Prepared in mind and resources, links=no) , anthem = " Carolina";" South Carolina On My Mind" , Former = Province of South Carolina , seat = Columbia , LargestCity = Charleston , LargestMetro = ...
;
Virginia Virginia, officially the Commonwealth of Virginia, is a state in the Mid-Atlantic and Southeastern regions of the United States, between the Atlantic Coast and the Appalachian Mountains. The geography and climate of the Commonwealth ar ...
;
Washington, D.C. ) , image_skyline = , image_caption = Clockwise from top left: the Washington Monument and Lincoln Memorial on the National Mall, United States Capitol, Logan Circle, Jefferson Memorial, White House, Adams Morgan, ...
and
West Virginia West Virginia is a state in the Appalachian, Mid-Atlantic and Southeastern regions of the United States.The Census Bureau and the Association of American Geographers classify West Virginia as part of the Southern United States while the B ...
) ** Division 6: East South Central (
Alabama (We dare defend our rights) , anthem = "Alabama" , image_map = Alabama in United States.svg , seat = Montgomery , LargestCity = Huntsville , LargestCounty = Baldwin County , LargestMetro = Greater Birmingham , area_total_km2 = 135,765 ...
,
Kentucky Kentucky ( , ), officially the Commonwealth of Kentucky, is a state in the Southeastern region of the United States and one of the states of the Upper South. It borders Illinois, Indiana, and Ohio to the north; West Virginia and Virginia ...
,
Mississippi Mississippi () is a state in the Southeastern region of the United States, bordered to the north by Tennessee; to the east by Alabama; to the south by the Gulf of Mexico; to the southwest by Louisiana; and to the northwest by Arkansas. Miss ...
, and
Tennessee Tennessee ( , ), officially the State of Tennessee, is a landlocked state in the Southeastern region of the United States. Tennessee is the 36th-largest by area and the 15th-most populous of the 50 states. It is bordered by Kentucky to th ...
) ** Division 7: West South Central (
Arkansas Arkansas ( ) is a landlocked state in the South Central United States. It is bordered by Missouri to the north, Tennessee and Mississippi to the east, Louisiana to the south, and Texas and Oklahoma to the west. Its name is from the O ...
,
Louisiana Louisiana , group=pronunciation (French: ''La Louisiane'') is a state in the Deep South and South Central regions of the United States. It is the 20th-smallest by area and the 25th most populous of the 50 U.S. states. Louisiana is borde ...
, Oklahoma, and
Texas Texas (, ; Spanish: ''Texas'', ''Tejas'') is a state in the South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2020, it is the second-largest U.S. state by ...
) * Region 4:
West West or Occident is one of the four cardinal directions or points of the compass. It is the opposite direction from east and is the direction in which the Sun sets on the Earth. Etymology The word "west" is a Germanic word passed into some ...
** Division 8:
Mountain A mountain is an elevated portion of the Earth's crust, generally with steep sides that show significant exposed bedrock. Although definitions vary, a mountain may differ from a plateau in having a limited summit area, and is usually highe ...
(
Arizona Arizona ( ; nv, Hoozdo Hahoodzo ; ood, Alĭ ṣonak ) is a state in the Southwestern United States. It is the 6th largest and the 14th most populous of the 50 states. Its capital and largest city is Phoenix. Arizona is part of the Fou ...
,
Colorado Colorado (, other variants) is a state in the Mountain states, Mountain West subregion of the Western United States. It encompasses most of the Southern Rocky Mountains, as well as the northeastern portion of the Colorado Plateau and the wes ...
,
Idaho Idaho ( ) is a state in the Pacific Northwest region of the Western United States. To the north, it shares a small portion of the Canada–United States border with the province of British Columbia. It borders the states of Montana and Wyomi ...
,
Montana Montana () is a state in the Mountain West division of the Western United States. It is bordered by Idaho to the west, North Dakota and South Dakota to the east, Wyoming to the south, and the Canadian provinces of Alberta, British Columb ...
,
Nevada Nevada ( ; ) is a state in the Western region of the United States. It is bordered by Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. Nevada is the 7th-most extensive, ...
,
New Mexico ) , population_demonym = New Mexican ( es, Neomexicano, Neomejicano, Nuevo Mexicano) , seat = Santa Fe , LargestCity = Albuquerque , LargestMetro = Tiguex , OfficialLang = None , Languages = English, Spanish ( New Mexican), Navajo, Ke ...
,
Utah Utah ( , ) is a state in the Mountain West subregion of the Western United States. Utah is a landlocked U.S. state bordered to its east by Colorado, to its northeast by Wyoming, to its north by Idaho, to its south by Arizona, and to it ...
, and
Wyoming Wyoming () is a state in the Mountain West subregion of the Western United States. It is bordered by Montana to the north and northwest, South Dakota and Nebraska to the east, Idaho to the west, Utah to the southwest, and Colorado to the s ...
) ** Division 9:
Pacific The Pacific Ocean is the largest and deepest of Earth's five oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean (or, depending on definition, to Antarctica) in the south, and is bounded by the contine ...
(
Alaska Alaska ( ; russian: Аляска, Alyaska; ale, Alax̂sxax̂; ; ems, Alas'kaaq; Yup'ik: ''Alaskaq''; tli, Anáaski) is a state located in the Western United States on the northwest extremity of North America. A semi-exclave of the U.S. ...
,
California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the m ...
,
Hawaii Hawaii ( ; haw, Hawaii or ) is a state in the Western United States, located in the Pacific Ocean about from the U.S. mainland. It is the only U.S. state outside North America, the only state that is an archipelago, and the only state ...
,
Oregon Oregon () is a state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington, while the Snake River delineates much of its eastern boundary with Idaho. T ...
, and
Washington Washington commonly refers to: * Washington (state), United States * Washington, D.C., the capital of the United States ** A metonym for the federal government of the United States ** Washington metropolitan area, the metropolitan area centered o ...
) Puerto Rico and other US territories are not part of any census region or census division.


Standard Federal Regions

The ten standard federal regions were established by OMB (
Office of Management and Budget The Office of Management and Budget (OMB) is the largest office within the Executive Office of the President of the United States (EOP). OMB's most prominent function is to produce the president's budget, but it also examines agency programs, pol ...
) Circular A-105, ''"Standard Federal Regions",'' in April 1974, and went into use for all
executive Executive ( exe., exec., execu.) may refer to: Role or title * Executive, a senior management role in an organization ** Chief executive officer (CEO), one of the highest-ranking corporate officers (executives) or administrators ** Executive dir ...
agencies. In recent years, some agencies have tailored their field structures to meet program needs and facilitate interaction with local, state, and regional counterparts. However, the OMB must still approve any departures. * Region I:
Connecticut Connecticut () is the southernmost state in the New England region of the Northeastern United States. It is bordered by Rhode Island to the east, Massachusetts to the north, New York to the west, and Long Island Sound to the south. Its capita ...
,
Maine Maine () is a state in the New England and Northeastern regions of the United States. It borders New Hampshire to the west, the Gulf of Maine to the southeast, and the Canadian provinces of New Brunswick and Quebec to the northeast and ...
,
Massachusetts Massachusetts (Massachusett: ''Muhsachuweesut Massachusett_writing_systems.html" ;"title="nowiki/> məhswatʃəwiːsət.html" ;"title="Massachusett writing systems">məhswatʃəwiːsət">Massachusett writing systems">məhswatʃəwiːsət'' En ...
,
New Hampshire New Hampshire is a state in the New England region of the northeastern United States. It is bordered by Massachusetts to the south, Vermont to the west, Maine and the Gulf of Maine to the east, and the Canadian province of Quebec to the nor ...
,
Rhode Island Rhode Island (, like ''road'') is a state in the New England region of the Northeastern United States. It is the smallest U.S. state by area and the seventh-least populous, with slightly fewer than 1.1 million residents as of 2020, but it ...
,
Vermont Vermont () is a state in the northeast New England region of the United States. Vermont is bordered by the states of Massachusetts to the south, New Hampshire to the east, and New York to the west, and the Canadian province of Quebec to ...
* Region II:
New Jersey New Jersey is a state in the Mid-Atlantic and Northeastern regions of the United States. It is bordered on the north and east by the state of New York; on the east, southeast, and south by the Atlantic Ocean; on the west by the Delaware ...
, New York,
Puerto Rico Puerto Rico (; abbreviated PR; tnq, Boriken, ''Borinquen''), officially the Commonwealth of Puerto Rico ( es, link=yes, Estado Libre Asociado de Puerto Rico, lit=Free Associated State of Puerto Rico), is a Caribbean island and unincorporated ...
,
US Virgin Islands The United States Virgin Islands,. Also called the ''American Virgin Islands'' and the ''U.S. Virgin Islands''. officially the Virgin Islands of the United States, are a group of Caribbean islands and an unincorporated and organized territory ...
* Region III:
Delaware Delaware ( ) is a state in the Mid-Atlantic region of the United States, bordering Maryland to its south and west; Pennsylvania to its north; and New Jersey and the Atlantic Ocean to its east. The state takes its name from the adjacent Del ...
,
District of Columbia ) , image_skyline = , image_caption = Clockwise from top left: the Washington Monument and Lincoln Memorial on the National Mall, United States Capitol, Logan Circle, Jefferson Memorial, White House, Adams Morgan, ...
,
Maryland Maryland ( ) is a state in the Mid-Atlantic region of the United States. It shares borders with Virginia, West Virginia, and the District of Columbia to its south and west; Pennsylvania to its north; and Delaware and the Atlantic Ocean to ...
,
Pennsylvania Pennsylvania (; ( Pennsylvania Dutch: )), officially the Commonwealth of Pennsylvania, is a state spanning the Mid-Atlantic, Northeastern, Appalachian, and Great Lakes regions of the United States. It borders Delaware to its southeast, ...
,
Virginia Virginia, officially the Commonwealth of Virginia, is a state in the Mid-Atlantic and Southeastern regions of the United States, between the Atlantic Coast and the Appalachian Mountains. The geography and climate of the Commonwealth ar ...
,
West Virginia West Virginia is a state in the Appalachian, Mid-Atlantic and Southeastern regions of the United States.The Census Bureau and the Association of American Geographers classify West Virginia as part of the Southern United States while the B ...
* Region IV:
Alabama (We dare defend our rights) , anthem = "Alabama" , image_map = Alabama in United States.svg , seat = Montgomery , LargestCity = Huntsville , LargestCounty = Baldwin County , LargestMetro = Greater Birmingham , area_total_km2 = 135,765 ...
,
Florida Florida is a state located in the Southeastern region of the United States. Florida is bordered to the west by the Gulf of Mexico, to the northwest by Alabama, to the north by Georgia, to the east by the Bahamas and Atlantic Ocean, and to ...
,
Georgia Georgia most commonly refers to: * Georgia (country), a country in the Caucasus region of Eurasia * Georgia (U.S. state), a state in the Southeast United States Georgia may also refer to: Places Historical states and entities * Related to the ...
,
Kentucky Kentucky ( , ), officially the Commonwealth of Kentucky, is a state in the Southeastern region of the United States and one of the states of the Upper South. It borders Illinois, Indiana, and Ohio to the north; West Virginia and Virginia ...
,
Mississippi Mississippi () is a state in the Southeastern region of the United States, bordered to the north by Tennessee; to the east by Alabama; to the south by the Gulf of Mexico; to the southwest by Louisiana; and to the northwest by Arkansas. Miss ...
,
North Carolina North Carolina () is a state in the Southeastern region of the United States. The state is the 28th largest and 9th-most populous of the United States. It is bordered by Virginia to the north, the Atlantic Ocean to the east, Georgia and ...
,
South Carolina )'' Animis opibusque parati'' ( for, , Latin, Prepared in mind and resources, links=no) , anthem = " Carolina";" South Carolina On My Mind" , Former = Province of South Carolina , seat = Columbia , LargestCity = Charleston , LargestMetro = ...
,
Tennessee Tennessee ( , ), officially the State of Tennessee, is a landlocked state in the Southeastern region of the United States. Tennessee is the 36th-largest by area and the 15th-most populous of the 50 states. It is bordered by Kentucky to th ...
* Region V:
Illinois Illinois ( ) is a state in the Midwestern United States. Its largest metropolitan areas include the Chicago metropolitan area, and the Metro East section, of Greater St. Louis. Other smaller metropolitan areas include, Peoria and Rockf ...
,
Indiana Indiana () is a U.S. state in the Midwestern United States. It is the 38th-largest by area and the 17th-most populous of the 50 States. Its capital and largest city is Indianapolis. Indiana was admitted to the United States as the 19th s ...
,
Michigan Michigan () is a U.S. state, state in the Great Lakes region, Great Lakes region of the Upper Midwest, upper Midwestern United States. With a population of nearly 10.12 million and an area of nearly , Michigan is the List of U.S. states and ...
,
Minnesota Minnesota () is a state in the upper midwestern region of the United States. It is the 12th largest U.S. state in area and the 22nd most populous, with over 5.75 million residents. Minnesota is home to western prairies, now given over to ...
,
Ohio Ohio () is a state in the Midwestern region of the United States. Of the fifty U.S. states, it is the 34th-largest by area, and with a population of nearly 11.8 million, is the seventh-most populous and tenth-most densely populated. The sta ...
,
Wisconsin Wisconsin () is a state in the upper Midwestern United States. Wisconsin is the 25th-largest state by total area and the 20th-most populous. It is bordered by Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake M ...
* Region VI: Arkansas, Louisiana, New Mexico, Oklahoma, Texas * Region VII: Iowa, Kansas, Missouri, Nebraska * Region VIII: Colorado, Montana, North Dakota, South Dakota, Utah, Wyoming * Region IX: Arizona, California, Hawaii, Nevada, American Samoa, Guam, Northern Mariana Islands * Region X: Alaska, Idaho, Oregon, Washington Note: OMB Circular A-105 was rescinded on June 8, 1995.


Federal Reserve Banks

The Federal Reserve Act of 1913 divided the country into twelve districts with a central
Federal Reserve Bank A Federal Reserve Bank is a regional bank of the Federal Reserve System, the central banking system of the United States. There are twelve in total, one for each of the twelve Federal Reserve Districts that were created by the Federal Reserve ...
in each district. These twelve Federal Reserve Banks together form a major part of the
Federal Reserve System The Federal Reserve System (often shortened to the Federal Reserve, or simply the Fed) is the central banking system of the United States of America. It was created on December 23, 1913, with the enactment of the Federal Reserve Act, after a ...
, the
central bank A central bank, reserve bank, or monetary authority is an institution that manages the currency and monetary policy of a country or monetary union, and oversees their commercial banking system. In contrast to a commercial bank, a central b ...
ing system of the United States.
Missouri Missouri is a state in the Midwestern region of the United States. Ranking 21st in land area, it is bordered by eight states (tied for the most with Tennessee): Iowa to the north, Illinois, Kentucky and Tennessee to the east, Arkansas t ...
is the only
U.S. state In the United States, a state is a constituent political entity, of which there are 50. Bound together in a political union, each state holds governmental jurisdiction over a separate and defined geographic territory where it shares its sove ...
to have two Federal Reserve locations within its borders, but several other states are also divided between more than one district. #
Boston Boston (), officially the City of Boston, is the state capital and most populous city of the Commonwealth of Massachusetts, as well as the cultural and financial center of the New England region of the United States. It is the 24th- mo ...
# New York #
Philadelphia Philadelphia, often called Philly, is the List of municipalities in Pennsylvania#Municipalities, largest city in the Commonwealth (U.S. state), Commonwealth of Pennsylvania, the List of United States cities by population, sixth-largest city i ...
#
Cleveland Cleveland ( ), officially the City of Cleveland, is a city in the U.S. state of Ohio and the county seat of Cuyahoga County. Located in the northeastern part of the state, it is situated along the southern shore of Lake Erie, across the U.S. ...
# Richmond #
Atlanta Atlanta ( ) is the capital and most populous city of the U.S. state of Georgia. It is the seat of Fulton County, the most populous county in Georgia, but its territory falls in both Fulton and DeKalb counties. With a population of 498,715 ...
#
Chicago (''City in a Garden''); I Will , image_map = , map_caption = Interactive Map of Chicago , coordinates = , coordinates_footnotes = , subdivision_type = Country , subdivision_name ...
#
St. Louis St. Louis () is the second-largest city in Missouri, United States. It sits near the confluence of the Mississippi and the Missouri Rivers. In 2020, the city proper had a population of 301,578, while the bi-state metropolitan area, which e ...
#
Minneapolis Minneapolis () is the largest city in Minnesota, United States, and the county seat of Hennepin County. The city is abundant in water, with thirteen lakes, wetlands, the Mississippi River, creeks and waterfalls. Minneapolis has its origins ...
# Kansas City #
Dallas Dallas () is the List of municipalities in Texas, third largest city in Texas and the largest city in the Dallas–Fort Worth metroplex, the List of metropolitan statistical areas, fourth-largest metropolitan area in the United States at 7.5 ...
#
San Francisco San Francisco (; Spanish for " Saint Francis"), officially the City and County of San Francisco, is the commercial, financial, and cultural center of Northern California. The city proper is the fourth most populous in California and 17th ...


Time zones

* UTC−12:00 (
Baker Island Baker Island, formerly known as New Nantucket, is an uninhabited atoll just north of the Equator in the central Pacific Ocean about southwest of Honolulu. The island lies almost halfway between Hawaii and Australia. Its nearest neighbor is H ...
,
Howland Island Howland Island () is an uninhabited coral island located just north of the equator in the central Pacific Ocean, about southwest of Honolulu. The island lies almost halfway between Hawaii and Australia and is an unorganized, unincorporated ter ...
) *
Samoa Time Zone 250px, SST is UTC-11:00 The Samoa Time Zone or Samoa Standard Time (SST) observes standard time by subtracting eleven hours from Coordinated Universal Time ( UTC-11:00). The clock time in this zone is based on the mean solar time of the 165t ...
(
American Samoa American Samoa ( sm, Amerika Sāmoa, ; also ' or ') is an unincorporated territory of the United States located in the South Pacific Ocean, southeast of the island country of Samoa. Its location is centered on . It is east of the Internationa ...
,
Jarvis Island Jarvis Island (; formerly known as Bunker Island or Bunker's Shoal) is an uninhabited coral island located in the South Pacific Ocean, about halfway between Hawaii and the Cook Islands. It is an unincorporated, unorganized territory of the Un ...
,
Kingman Reef Kingman Reef is a largely submerged, uninhabited, triangle-shaped reef, geologically an atoll, east-west and north-south, in the North Pacific Ocean, roughly halfway between the Hawaiian Islands and American Samoa. It has an area of 3 hectar ...
, Midway Atoll,
Palmyra Atoll Palmyra Atoll (), also referred to as Palmyra Island, is one of the Northern Line Islands (southeast of Kingman Reef and north of Kiribati). It is located almost due south of the Hawaiian Islands, roughly one-third of the way between Hawaii a ...
) * Hawaii–Aleutian Time Zone (
Hawaii Hawaii ( ; haw, Hawaii or ) is a state in the Western United States, located in the Pacific Ocean about from the U.S. mainland. It is the only U.S. state outside North America, the only state that is an archipelago, and the only state ...
, Aleutian Islands (Alaska), Johnston Atoll) *
Alaska Time Zone The Alaska Time Zone observes standard time by subtracting nine hours from Coordinated Universal Time ( UTC−09:00). During daylight saving time its time offset is eight hours ( UTC−08:00). The clock time in this zone is based on mean solar ...
(
Alaska Alaska ( ; russian: Аляска, Alyaska; ale, Alax̂sxax̂; ; ems, Alas'kaaq; Yup'ik: ''Alaskaq''; tli, Anáaski) is a state located in the Western United States on the northwest extremity of North America. A semi-exclave of the U.S. ...
, excluding Aleutian Islands) * Pacific Time Zone * Arizona Time Zone (excluding the
Navajo Nation The Navajo Nation ( nv, Naabeehó Bináhásdzo), also known as Navajoland, is a Native American reservation in the United States. It occupies portions of northeastern Arizona, northwestern New Mexico, and southeastern Utah; at roughly , the ...
) *
Mountain Time Zone The Mountain Time Zone of North America keeps time by subtracting seven hours from Coordinated Universal Time (UTC) when standard time ( UTC−07:00) is in effect, and by subtracting six hours during daylight saving time ( UTC−06:00). The ...
(excluding most parts of
Arizona Arizona ( ; nv, Hoozdo Hahoodzo ; ood, Alĭ ṣonak ) is a state in the Southwestern United States. It is the 6th largest and the 14th most populous of the 50 states. Its capital and largest city is Phoenix. Arizona is part of the Fou ...
) *
Central Time Zone The North American Central Time Zone (CT) is a time zone in parts of Canada, the United States, Mexico, Central America, some Caribbean Islands, and part of the Eastern Pacific Ocean. Central Standard Time (CST) is six hours behind Coordina ...
*
Eastern Time Zone The Eastern Time Zone (ET) is a time zone encompassing part or all of 23 states in the eastern part of the United States, parts of eastern Canada, the state of Quintana Roo in Mexico, Panama, Colombia, mainland Ecuador, Peru, and a small p ...
* Atlantic Time Zone (
Puerto Rico Puerto Rico (; abbreviated PR; tnq, Boriken, ''Borinquen''), officially the Commonwealth of Puerto Rico ( es, link=yes, Estado Libre Asociado de Puerto Rico, lit=Free Associated State of Puerto Rico), is a Caribbean island and unincorporated ...
, U.S. Virgin Islands) *
Chamorro Time Zone The Chamorro Time Zone, formerly the Guam Time Zone, is a United States time zone which observes standard time ten hours ahead of Coordinated Universal Time ( UTC+10:00). The clock time in this zone is based on the mean solar time of the 150th m ...
(
Guam Guam (; ch, Guåhan ) is an organized, unincorporated territory of the United States in the Micronesia subregion of the western Pacific Ocean. It is the westernmost point and territory of the United States (reckoned from the geographic cent ...
,
Northern Mariana Islands The Northern Mariana Islands, officially the Commonwealth of the Northern Mariana Islands (CNMI; ch, Sankattan Siha Na Islas Mariånas; cal, Commonwealth Téél Falúw kka Efáng llól Marianas), is an unincorporated territory and commonw ...
) * Wake Island Time Zone (
Wake Island Wake Island ( mh, Ānen Kio, translation=island of the kio flower; also known as Wake Atoll) is a coral atoll in the western Pacific Ocean in the northeastern area of the Micronesia subregion, east of Guam, west of Honolulu, southeast of T ...
)


Courts of Appeals circuits

* First Circuit *
Second Circuit The United States Court of Appeals for the Second Circuit (in case citations, 2d Cir.) is one of the thirteen United States Courts of Appeals. Its territory comprises the states of Connecticut, New York and Vermont. The court has appellate jur ...
*
Third Circuit The United States Court of Appeals for the Third Circuit (in case citations, 3d Cir.) is a federal court with appellate jurisdiction over the district courts for the following districts: * District of Delaware * District of New Jersey * Easte ...
*
Fourth Circuit The United States Court of Appeals for the Fourth Circuit (in case citations, 4th Cir.) is a federal court located in Richmond, Virginia, with appellate jurisdiction over the district courts in the following districts: * District of Maryland ...
* Fifth Circuit *
Sixth Circuit The United States Court of Appeals for the Sixth Circuit (in case citations, 6th Cir.) is a federal court with appellate jurisdiction over the district courts in the following districts: * Eastern District of Kentucky * Western District of K ...
*
Seventh Circuit The United States Court of Appeals for the Seventh Circuit (in case citations, 7th Cir.) is the U.S. federal court with appellate jurisdiction over the courts in the following districts: * Central District of Illinois * Northern District of Ill ...
*
Eighth Circuit The United States Court of Appeals for the Eighth Circuit (in case citations, 8th Cir.) is a United States federal court with appellate jurisdiction over the following United States district courts: * Eastern District of Arkansas * Western Distr ...
*
Ninth Circuit The United States Court of Appeals for the Ninth Circuit (in case citations, 9th Cir.) is the U.S. federal court of appeals that has appellate jurisdiction over the U.S. district courts in the following federal judicial districts: * District ...
*
Tenth Circuit The United States Court of Appeals for the Tenth Circuit (in case citations, 10th Cir.) is a federal court with appellate jurisdiction over the district courts in the following districts: * District of Colorado * District of Kansas * Dis ...
*
Eleventh Circuit The United States Court of Appeals for the Eleventh Circuit (in case citations, 11th Cir.) is a federal court with appellate jurisdiction over the following U.S. district courts: * Middle District of Alabama * Northern District of Alabama * ...
*
D.C. Circuit The United States Court of Appeals for the District of Columbia Circuit (in case citations, D.C. Cir.) is one of the thirteen United States Courts of Appeals. It has the smallest geographical jurisdiction of any of the U.S. federal appellate cou ...
The
Federal Circuit The United States Court of Appeals for the Federal Circuit (in case citations, Fed. Cir. or C.A.F.C.) is a United States court of appeals that has special appellate jurisdiction over certain types of specialized cases in the U.S. federal court ...
is not a regional circuit. Its jurisdiction is nationwide but based on the subject matter.


Bureau of Economic Analysis regions

The Bureau of Economic Analysis defines regions for comparison of economic data. * New England:
Connecticut Connecticut () is the southernmost state in the New England region of the Northeastern United States. It is bordered by Rhode Island to the east, Massachusetts to the north, New York to the west, and Long Island Sound to the south. Its capita ...
,
Maine Maine () is a state in the New England and Northeastern regions of the United States. It borders New Hampshire to the west, the Gulf of Maine to the southeast, and the Canadian provinces of New Brunswick and Quebec to the northeast and ...
,
Massachusetts Massachusetts (Massachusett: ''Muhsachuweesut Massachusett_writing_systems.html" ;"title="nowiki/> məhswatʃəwiːsət.html" ;"title="Massachusett writing systems">məhswatʃəwiːsət">Massachusett writing systems">məhswatʃəwiːsət'' En ...
,
New Hampshire New Hampshire is a state in the New England region of the northeastern United States. It is bordered by Massachusetts to the south, Vermont to the west, Maine and the Gulf of Maine to the east, and the Canadian province of Quebec to the nor ...
,
Rhode Island Rhode Island (, like ''road'') is a state in the New England region of the Northeastern United States. It is the smallest U.S. state by area and the seventh-least populous, with slightly fewer than 1.1 million residents as of 2020, but it ...
, and
Vermont Vermont () is a state in the northeast New England region of the United States. Vermont is bordered by the states of Massachusetts to the south, New Hampshire to the east, and New York to the west, and the Canadian province of Quebec to ...
* Mideast:
Delaware Delaware ( ) is a state in the Mid-Atlantic region of the United States, bordering Maryland to its south and west; Pennsylvania to its north; and New Jersey and the Atlantic Ocean to its east. The state takes its name from the adjacent Del ...
,
District of Columbia ) , image_skyline = , image_caption = Clockwise from top left: the Washington Monument and Lincoln Memorial on the National Mall, United States Capitol, Logan Circle, Jefferson Memorial, White House, Adams Morgan, ...
,
Maryland Maryland ( ) is a state in the Mid-Atlantic region of the United States. It shares borders with Virginia, West Virginia, and the District of Columbia to its south and west; Pennsylvania to its north; and Delaware and the Atlantic Ocean to ...
,
New Jersey New Jersey is a state in the Mid-Atlantic and Northeastern regions of the United States. It is bordered on the north and east by the state of New York; on the east, southeast, and south by the Atlantic Ocean; on the west by the Delaware ...
, New York, and
Pennsylvania Pennsylvania (; ( Pennsylvania Dutch: )), officially the Commonwealth of Pennsylvania, is a state spanning the Mid-Atlantic, Northeastern, Appalachian, and Great Lakes regions of the United States. It borders Delaware to its southeast, ...
* Great Lakes:
Illinois Illinois ( ) is a state in the Midwestern United States. Its largest metropolitan areas include the Chicago metropolitan area, and the Metro East section, of Greater St. Louis. Other smaller metropolitan areas include, Peoria and Rockf ...
,
Indiana Indiana () is a U.S. state in the Midwestern United States. It is the 38th-largest by area and the 17th-most populous of the 50 States. Its capital and largest city is Indianapolis. Indiana was admitted to the United States as the 19th s ...
,
Michigan Michigan () is a U.S. state, state in the Great Lakes region, Great Lakes region of the Upper Midwest, upper Midwestern United States. With a population of nearly 10.12 million and an area of nearly , Michigan is the List of U.S. states and ...
,
Ohio Ohio () is a state in the Midwestern region of the United States. Of the fifty U.S. states, it is the 34th-largest by area, and with a population of nearly 11.8 million, is the seventh-most populous and tenth-most densely populated. The sta ...
, and
Wisconsin Wisconsin () is a state in the upper Midwestern United States. Wisconsin is the 25th-largest state by total area and the 20th-most populous. It is bordered by Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake M ...
* Plains:
Iowa Iowa () is a state in the Midwestern region of the United States, bordered by the Mississippi River to the east and the Missouri River and Big Sioux River to the west. It is bordered by six states: Wisconsin to the northeast, Illinois to th ...
,
Kansas Kansas () is a state in the Midwestern United States. Its capital is Topeka, and its largest city is Wichita. Kansas is a landlocked state bordered by Nebraska to the north; Missouri to the east; Oklahoma to the south; and Colorado to th ...
,
Minnesota Minnesota () is a state in the upper midwestern region of the United States. It is the 12th largest U.S. state in area and the 22nd most populous, with over 5.75 million residents. Minnesota is home to western prairies, now given over to ...
,
Missouri Missouri is a state in the Midwestern region of the United States. Ranking 21st in land area, it is bordered by eight states (tied for the most with Tennessee): Iowa to the north, Illinois, Kentucky and Tennessee to the east, Arkansas t ...
,
Nebraska Nebraska () is a state in the Midwestern region of the United States. It is bordered by South Dakota to the north; Iowa to the east and Missouri to the southeast, both across the Missouri River; Kansas to the south; Colorado to the sout ...
,
North Dakota North Dakota () is a U.S. state in the Upper Midwest, named after the indigenous Dakota Sioux. North Dakota is bordered by the Canadian provinces of Saskatchewan and Manitoba to the north and by the U.S. states of Minnesota to the east, So ...
, and
South Dakota South Dakota (; Sioux: , ) is a U.S. state in the North Central region of the United States. It is also part of the Great Plains. South Dakota is named after the Lakota and Dakota Sioux Native American tribes, who comprise a large porti ...
* Southeast:
Alabama (We dare defend our rights) , anthem = "Alabama" , image_map = Alabama in United States.svg , seat = Montgomery , LargestCity = Huntsville , LargestCounty = Baldwin County , LargestMetro = Greater Birmingham , area_total_km2 = 135,765 ...
,
Arkansas Arkansas ( ) is a landlocked state in the South Central United States. It is bordered by Missouri to the north, Tennessee and Mississippi to the east, Louisiana to the south, and Texas and Oklahoma to the west. Its name is from the O ...
,
Florida Florida is a state located in the Southeastern region of the United States. Florida is bordered to the west by the Gulf of Mexico, to the northwest by Alabama, to the north by Georgia, to the east by the Bahamas and Atlantic Ocean, and to ...
,
Georgia Georgia most commonly refers to: * Georgia (country), a country in the Caucasus region of Eurasia * Georgia (U.S. state), a state in the Southeast United States Georgia may also refer to: Places Historical states and entities * Related to the ...
,
Kentucky Kentucky ( , ), officially the Commonwealth of Kentucky, is a state in the Southeastern region of the United States and one of the states of the Upper South. It borders Illinois, Indiana, and Ohio to the north; West Virginia and Virginia ...
,
Louisiana Louisiana , group=pronunciation (French: ''La Louisiane'') is a state in the Deep South and South Central regions of the United States. It is the 20th-smallest by area and the 25th most populous of the 50 U.S. states. Louisiana is borde ...
,
Mississippi Mississippi () is a state in the Southeastern region of the United States, bordered to the north by Tennessee; to the east by Alabama; to the south by the Gulf of Mexico; to the southwest by Louisiana; and to the northwest by Arkansas. Miss ...
,
North Carolina North Carolina () is a state in the Southeastern region of the United States. The state is the 28th largest and 9th-most populous of the United States. It is bordered by Virginia to the north, the Atlantic Ocean to the east, Georgia and ...
,
South Carolina )'' Animis opibusque parati'' ( for, , Latin, Prepared in mind and resources, links=no) , anthem = " Carolina";" South Carolina On My Mind" , Former = Province of South Carolina , seat = Columbia , LargestCity = Charleston , LargestMetro = ...
,
Tennessee Tennessee ( , ), officially the State of Tennessee, is a landlocked state in the Southeastern region of the United States. Tennessee is the 36th-largest by area and the 15th-most populous of the 50 states. It is bordered by Kentucky to th ...
,
Virginia Virginia, officially the Commonwealth of Virginia, is a state in the Mid-Atlantic and Southeastern regions of the United States, between the Atlantic Coast and the Appalachian Mountains. The geography and climate of the Commonwealth ar ...
, and
West Virginia West Virginia is a state in the Appalachian, Mid-Atlantic and Southeastern regions of the United States.The Census Bureau and the Association of American Geographers classify West Virginia as part of the Southern United States while the B ...
* Southwest:
Arizona Arizona ( ; nv, Hoozdo Hahoodzo ; ood, Alĭ ṣonak ) is a state in the Southwestern United States. It is the 6th largest and the 14th most populous of the 50 states. Its capital and largest city is Phoenix. Arizona is part of the Fou ...
,
New Mexico ) , population_demonym = New Mexican ( es, Neomexicano, Neomejicano, Nuevo Mexicano) , seat = Santa Fe , LargestCity = Albuquerque , LargestMetro = Tiguex , OfficialLang = None , Languages = English, Spanish ( New Mexican), Navajo, Ke ...
, Oklahoma, and
Texas Texas (, ; Spanish: ''Texas'', ''Tejas'') is a state in the South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2020, it is the second-largest U.S. state by ...
* Rocky Mountain:
Colorado Colorado (, other variants) is a state in the Mountain states, Mountain West subregion of the Western United States. It encompasses most of the Southern Rocky Mountains, as well as the northeastern portion of the Colorado Plateau and the wes ...
,
Idaho Idaho ( ) is a state in the Pacific Northwest region of the Western United States. To the north, it shares a small portion of the Canada–United States border with the province of British Columbia. It borders the states of Montana and Wyomi ...
,
Montana Montana () is a state in the Mountain West division of the Western United States. It is bordered by Idaho to the west, North Dakota and South Dakota to the east, Wyoming to the south, and the Canadian provinces of Alberta, British Columb ...
,
Utah Utah ( , ) is a state in the Mountain West subregion of the Western United States. Utah is a landlocked U.S. state bordered to its east by Colorado, to its northeast by Wyoming, to its north by Idaho, to its south by Arizona, and to it ...
, and
Wyoming Wyoming () is a state in the Mountain West subregion of the Western United States. It is bordered by Montana to the north and northwest, South Dakota and Nebraska to the east, Idaho to the west, Utah to the southwest, and Colorado to the s ...
* Far West:
Alaska Alaska ( ; russian: Аляска, Alyaska; ale, Alax̂sxax̂; ; ems, Alas'kaaq; Yup'ik: ''Alaskaq''; tli, Anáaski) is a state located in the Western United States on the northwest extremity of North America. A semi-exclave of the U.S. ...
,
California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the m ...
,
Hawaii Hawaii ( ; haw, Hawaii or ) is a state in the Western United States, located in the Pacific Ocean about from the U.S. mainland. It is the only U.S. state outside North America, the only state that is an archipelago, and the only state ...
,
Nevada Nevada ( ; ) is a state in the Western region of the United States. It is bordered by Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. Nevada is the 7th-most extensive, ...
,
Oregon Oregon () is a state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington, while the Snake River delineates much of its eastern boundary with Idaho. T ...
, and
Washington Washington commonly refers to: * Washington (state), United States * Washington, D.C., the capital of the United States ** A metonym for the federal government of the United States ** Washington metropolitan area, the metropolitan area centered o ...


Energy Information Administration

The Energy Information Administration currently uses the PADD system established by Petroleum Administration for War in
World War II World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposing ...
. It is used for data collection on refining petroleum and its products. Each PADD is subdivided into refining districts. * PADD I: East Coast ** East Coast: Maine, New Hampshire, Vermont, Massachusetts, Rhode Island, Connecticut, New Jersey, Delaware, Maryland, Virginia, North Carolina, South Carolina, Georgia, Florida; along with counties in New York east of, north of and including Cayuga, Tompkins, and Chemung; and counties in Pennsylvania east of and including Bradford, Sullivan, Columbia, Montour,
Northumberland Northumberland () is a county in Northern England, one of two counties in England which border with Scotland. Notable landmarks in the county include Alnwick Castle, Bamburgh Castle, Hadrian's Wall and Hexham Abbey. It is bordered by land ...
, Dauphin and
York York is a cathedral city with Roman origins, sited at the confluence of the rivers Ouse and Foss in North Yorkshire, England. It is the historic county town of Yorkshire. The city has many historic buildings and other structures, such as a ...
. ** Appalachian No. 1: West Virginia along with counties of Pennsylvania and New York State not mentioned above. * PADD II: Midwest ** Indiana-Illinois-Kentucky: Indiana, Illinois, Kentucky, Tennessee, Michigan, Ohio ** Minnesota-Wisconsin-North and South Dakota: Minnesota, Wisconsin, North Dakota, South Dakota ** Oklahoma-Kansas-Missouri: Oklahoma, Kansas, Missouri, Nebraska, Iowa * PADD III:
Gulf Coast The Gulf Coast of the United States, also known as the Gulf South, is the coast, coastline along the Southern United States where they meet the Gulf of Mexico. The list of U.S. states and territories by coastline, coastal states that have a shor ...
** Texas Gulf Coast: The Texan counties of Newton, Orange, Jefferson, Jasper, Tyler, Hardin, Liberty, Chambers, Polk, San Jacinto, Montgomery, Harris, Galveston, Waller, Fort Bend, Brazoria, Wharton, Matagorda, Jackson, Victoria, Calhoun, Refugio, Aransas, San Patricio, Nueces, Kleberg, Kenedy, Willacy and Cameron ** Texas Inland: Texan counties not mentioned above. ** Louisiana Gulf Coast: Parishes of Louisiana south of, and including Vernon, Rapides, Avoyelles, Pointe Coupee, West Feliciana, East Feliciana, Saint Helena, Tangipahoa and Washington; along with Pearl River, Stone, George, Hancock, Harrison, and Jackson County of Mississippi; and Alabama's Mobile and Baldwin County. ** North Louisiana-Arkansas: Arkansas and parts of Louisiana, Mississippi and Alabama not mentioned above. ** New Mexico: New Mexico * PADD IV:
Rocky Mountain The Rocky Mountains, also known as the Rockies, are a major mountain range and the largest mountain system in North America. The Rocky Mountains stretch in straight-line distance from the northernmost part of western Canada, to New Mexico in ...
: Colorado, Montana, Idaho, Wyoming, Utah * PADD V: West Coast: Washington, Oregon, California, Nevada, Arizona, Alaska, Hawaii PADD I can also be subdivided into 3 Subdistricts: * Sub-PAD 1A:
New England New England is a region comprising six states in the Northeastern United States: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont. It is bordered by the state of New York (state), New York to the west and by the Can ...
(Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont) * Sub-PAD 1B:
Central Atlantic Central is an adjective usually referring to being in the center of some place or (mathematical) object. Central may also refer to: Directions and generalised locations * Central Africa, a region in the centre of Africa continent, also known as ...
(Delaware, Maryland, New Jersey, New York, Pennsylvania, District of Columbia) * Sub-PAD 1C: Lower Atlantic (Florida, Georgia, North Carolina, South Carolina, Virginia, West Virginia)


Agricultural Research Service

The Agricultural Research Service (ARS) is the research arm of the USDA. The ARS has sectioned their work into five geographic regions: * Midwest Area * Northeast Area * Pacific West Area * Plains Area * Southeast Area


U.S. National Park Service

The U.S. National Park Service divides the U.S. into the following regions for U.S. National Park purposes: * Northeast region (Connecticut, Delaware, Maine, most of Maryland, Massachusetts, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Vermont, most of Virginia, most of West Virginia) with regional office in
Philadelphia, Pennsylvania Philadelphia, often called Philly, is the largest city in the Commonwealth of Pennsylvania, the sixth-largest city in the U.S., the second-largest city in both the Northeast megalopolis and Mid-Atlantic regions after New York City. Sinc ...
. * National Capital region (District of Columbia, some of Maryland, some of Virginia, some of West Virginia) with regional office in Washington D.C. * Southeast region (Alabama, Florida, Georgia, Kentucky, Louisiana, Mississippi, North Carolina, South Carolina, Tennessee, Puerto Rico, U.S. Virgin Islands) with regional office in
Atlanta, Georgia Atlanta ( ) is the capital and most populous city of the U.S. state of Georgia. It is the seat of Fulton County, the most populous county in Georgia, but its territory falls in both Fulton and DeKalb counties. With a population of 498,7 ...
. * Midwest region (Illinois, Indiana, Iowa, Kansas, Michigan, Minnesota, Missouri, Nebraska, North Dakota, Ohio, South Dakota, Wisconsin) with regional office in
Omaha, Nebraska Omaha ( ) is the largest city in the U.S. state of Nebraska and the county seat of Douglas County. Omaha is in the Midwestern United States on the Missouri River, about north of the mouth of the Platte River. The nation's 39th-largest cit ...
. * Intermountain region (Arizona, Colorado, Montana, New Mexico, Oklahoma, Texas, Utah, Wyoming) with regional office in
Denver, Colorado Denver () is a consolidated city and county, the capital, and most populous city of the U.S. state of Colorado. Its population was 715,522 at the 2020 census, a 19.22% increase since 2010. It is the 19th-most populous city in the Unit ...
. * Pacific region (California, Hawaii, Idaho, Nevada, Oregon, Washington, American Samoa, Guam, Northern Mariana Islands) with regional office in
San Francisco, California San Francisco (; Spanish for " Saint Francis"), officially the City and County of San Francisco, is the commercial, financial, and cultural center of Northern California. The city proper is the fourth most populous in California and 17th ...
. * Alaska region (Alaska) with regional office in Anchorage, Alaska. The U.S. Minor Outlying Islands are not part of any U.S. National Park Service region.


Department of Health and Human Services (HHS) Regions

The
United States Department of Health and Human Services The United States Department of Health and Human Services (HHS) is a cabinet-level executive branch department of the U.S. federal government created to protect the health of all Americans and providing essential human services. Its motto is ...
's Office of Intergovernmental and External Affairs hosts 10 Regional Offices. Each office oversees a given region. # Boston: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont # New York: New Jersey, New York, Puerto Rico, and the Virgin Islands # Philadelphia: Delaware, District of Columbia, Maryland, Pennsylvania, Virginia, and West Virginia # Atlanta: Alabama, Florida, Georgia, Kentucky, Mississippi, North Carolina, South Carolina, and Tennessee # Chicago: Illinois, Indiana, Michigan, Minnesota, Ohio, and Wisconsin # Dallas: Arkansas, Louisiana, New Mexico, Oklahoma, and Texas # Kansas City: Iowa, Kansas, Missouri, and Nebraska # Denver: Colorado, Montana, North Dakota, South Dakota, Utah, and Wyoming # San Francisco: Arizona, California, Hawaii, Nevada, American Samoa, Commonwealth of the Northern Mariana Islands, Federated States of Micronesia, Guam, Marshall Islands, and Republic of Palau # Seattle: Alaska, Idaho, Oregon, and Washington


Unofficial regions


Multi-state regions

* American Frontier * Appalachia *
Ark-La-Tex The Ark-La-Tex (a portmanteau of Arkansas, Louisiana, and Texas; also stylized as Arklatex or ArkLaTex) is a socio-economic tri-state region where the Southern U.S. states of Arkansas, Louisiana, and Texas join together. The region contains por ...
* Black Dirt Region * Border states: ** Civil War border states **
International border states The international border states are those states in the U.S. that border either the Bahamas, Canada, Cuba, Mexico, or Russia. With a total of eighteen of such states, thirteen lie on the U.S.–Canada border, four on the U.S.–Mexico border, an ...
*
Calumet Region The Calumet Region is the geographic area drained by the Grand Calumet River and the Little Calumet River of northeastern Illinois and northwestern Indiana in the United States. It is part of the Great Lakes Basin, which eventually reaches the ...
*
The Carolinas The Carolinas are the U.S. states of North Carolina and South Carolina, considered collectively. They are bordered by Virginia to the north, Tennessee to the west, and Georgia to the southwest. The Atlantic Ocean is to the east. Combining Nor ...
* Cascadia *
Central United States The Central United States is sometimes conceived as between the Eastern and Western as part of a three-region model, roughly coincident with the U.S. Census' definition of the Midwestern United States plus the western and central portions o ...
*
Coastal states This is a list of U.S. states and territories ranked by their coastline length. 30 states have a coastline: 23 with a coastline on the Arctic Ocean, Atlantic Ocean (including the Gulf of Mexico and Gulf of Maine), and/or Pacific Ocean, and eight ...
* Colorado Plateau * Columbia Basin * Contiguous United States *
The Dakotas The Dakotas is a collective term for the U.S. states of North Dakota and South Dakota. It has been used historically to describe the Dakota Territory, and is still used for the collective heritage, culture, geography, fauna, sociology, econo ...
* Deep South *
Delmarva Peninsula The Delmarva Peninsula, or simply Delmarva, is a large peninsula and proposed state on the East Coast of the United States, occupied by the vast majority of the state of Delaware and parts of the Eastern Shore regions of Maryland and Virginia. ...
*
Dixie Dixie, also known as Dixieland or Dixie's Land, is a nickname for all or part of the Southern United States. While there is no official definition of this region (and the included areas shift over the years), or the extent of the area it cover ...
*
Driftless Area The Driftless Area, a topographical and cultural region in the American Midwest, comprises southwestern Wisconsin, southeastern Minnesota, northeastern Iowa, and the extreme northwestern corner of Illinois. Never covered by ice during the las ...
* East Coast *
Eastern United States The Eastern United States, commonly referred to as the American East, Eastern America, or simply the East, is the region of the United States to the east of the Mississippi River. In some cases the term may refer to a smaller area or the East C ...
* Four Corners *
Great American Desert The term Great American Desert was used in the 19th century to describe the part of North America east of the Rocky Mountains to about the 100th meridian. It can be traced to Stephen H. Long's 1820 scientific expedition which put the Great Am ...
*
Great Appalachian Valley The Great Appalachian Valley, also called The Great Valley or Great Valley Region, is one of the major landform features of eastern North America. It is a gigantic trough—a chain of valley lowlands—and the central feature of the Appalachian M ...
* Great Basin *
Great Lakes Region The Great Lakes region of North America is a binational Canadian–American region that includes portions of the eight U.S. states of Illinois, Indiana, Michigan, Minnesota, New York, Ohio, Pennsylvania and Wisconsin along with the Canadian p ...
* Great Plains *
Gulf Coast The Gulf Coast of the United States, also known as the Gulf South, is the coast, coastline along the Southern United States where they meet the Gulf of Mexico. The list of U.S. states and territories by coastline, coastal states that have a shor ...
* High Plains *
Interior Plains The Interior Plains is a vast physiographic region that spreads across the Laurentian craton of central North America, extending along the east flank of the Rocky Mountains from the Gulf Coast region to the Arctic Beaufort Sea. In Canada, it en ...
*
Intermountain States The Intermountain West, or Intermountain Region, is a geographic and geological region of the Western United States. It is located between the front ranges of the Rocky Mountains on the east and the Cascade Range and Sierra Nevada on the w ...
*
Kentuckiana Kentuckiana, a portmanteau of Kentucky and Indiana, is the area in the Upland South region of the United States containing metropolitan areas with counties in both Kentucky and Indiana. Kentuckiana is primarily the Louisville metropolitan area, in ...
* Llano Estacado * Lower 48 *
Michiana Michiana is a region in northern Indiana and southwestern Michigan centered on the city of South Bend, Indiana. The Chamber of Commerce of St. Joseph County, Indiana defines Michiana as St. Joseph County and "counties that contribute at least ...
* Mid-Atlantic states * Mid-South states *
Midwestern United States The Midwestern United States, also referred to as the Midwest or the American Midwest, is one of four census regions of the United States Census Bureau (also known as "Region 2"). It occupies the northern central part of the United States. I ...
* Mississippi Delta *
Mojave Desert The Mojave Desert ( ; mov, Hayikwiir Mat'aar; es, Desierto de Mojave) is a desert in the rain shadow of the Sierra Nevada mountains in the Southwestern United States. It is named for the indigenous Mojave people. It is located primarily ...
* Mormon Corridor *
New England New England is a region comprising six states in the Northeastern United States: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont. It is bordered by the state of New York (state), New York to the west and by the Can ...
**
Northern New England New England is a region comprising six states in the Northeastern United States: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont. It is bordered by the state of New York to the west and by the Canadian provinces ...
**
Southern New England New England is a region comprising six states in the Northeastern United States: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont. It is bordered by the state of New York to the west and by the Canadian provinces ...
*
North Woods The Laurentian Mixed Forest Province, also known as the North Woods, is a forested ecoregion in eastern North America. Among others, this terminology has been adopted by the Minnesota Department of Natural Resources. Similar, though not n ...
* Northeastern United States * Northern United States *
Northwestern United States The Northwestern United States, also known as the American Northwest or simply the Northwest, is an informal geographic region of the United States. The region consistently includes the states of Oregon, Washington, Idaho, Montana and Wyoming. ...
*
Ohio Valley The Ohio River is a long river in the United States. It is located at the boundary of the Midwestern and Southern United States, flowing southwesterly from western Pennsylvania to its mouth on the Mississippi River at the southern tip of Illino ...
*
Ozarks The Ozarks, also known as the Ozark Mountains, Ozark Highlands or Ozark Plateau, is a physiographic region in the U.S. states of Missouri, Arkansas, Oklahoma and the extreme southeastern corner of Kansas. The Ozarks cover a significant port ...
*
Pacific Northwest The Pacific Northwest (sometimes Cascadia, or simply abbreviated as PNW) is a geographic region in western North America bounded by its coastal waters of the Pacific Ocean to the west and, loosely, by the Rocky Mountains to the east. Tho ...
**
Inland Northwest The Inland Northwest, historically and alternatively known as the Inland Empire, is a region of the American Northwest centered on the Greater Spokane, Washington Area, encompassing all of Eastern Washington and North Idaho. Under broader def ...
*
Pacific States The West Coast of the United States, also known as the Pacific Coast, Pacific states, and the western seaboard, is the coastline along which the Western United States meets the North Pacific Ocean. The term typically refers to the contiguous U.S ...
*
Palouse The Palouse ( ) is a distinct geographic region of the northwestern United States, encompassing parts of north central Idaho, southeastern Washington, and, by some definitions, parts of northeast Oregon. It is a major agricultural area, prima ...
*
Piedmont it, Piemontese , population_note = , population_blank1_title = , population_blank1 = , demographics_type1 = , demographics1_footnotes = , demographics1_title1 = , demographics1_info1 = , demographics1_title2 ...
*
Piney Woods The Piney Woods is a temperate coniferous forest terrestrial ecoregion in the Southern United States covering of East Texas, southern Arkansas, western Louisiana, and southeastern Oklahoma. These coniferous forests are dominated by several sp ...
*
Rocky Mountains The Rocky Mountains, also known as the Rockies, are a major mountain range and the largest mountain system in North America. The Rocky Mountains stretch in straight-line distance from the northernmost part of western Canada, to New Mexico ...
**
Southern Rocky Mountains The Southern Rocky Mountains are a major subregion of the Rocky Mountains of North America located in the southeastern portion of the U.S. state of Wyoming, the central and western portions of Colorado, the northern portion of New Mexico, and e ...
*
Siouxland Siouxland is a vernacular region that encompasses the entire Big Sioux River drainage basin in the U.S. states of South Dakota, Minnesota, Nebraska and Iowa. cheetz, George H."Whence Siouxland?" ''Book Remarks'' ioux City Public Library May ...
*
Southeastern United States The Southeastern United States, also referred to as the American Southeast or simply the Southeast, is a geographical region of the United States. It is located broadly on the eastern portion of the southern United States and the southern por ...
*
Southern United States The Southern United States (sometimes Dixie, also referred to as the Southern States, the American South, the Southland, or simply the South) is a geographic and cultural region of the United States of America. It is between the Atlantic Ocean ...
* Southwestern United States * Old Southwest * Tidewater *
Tornado Alley Tornado Alley is a loosely defined area of the central United States where tornadoes are most frequent. The term was first used in 1952 as the title of a research project to study severe weather in areas of Texas, Louisiana, Oklahoma, Kansas, ...
* Trans-Mississippi *
Twin Tiers The Twin Tiers are the collective counties that lie on the New York-Pennsylvania border on either side of the 42nd parallel north. The region is predominantly rural and contains many small towns. Separately, the two halves of the Twin Tiers regi ...
*
Upland South The Upland South and Upper South are two overlapping cultural and geographic subregions in the inland part of the Southern and lower Midwestern United States. They differ from the Deep South and Atlantic coastal plain by terrain, history, econom ...
*
Upper Midwest The Upper Midwest is a region in the northern portion of the U.S. Census Bureau's Midwestern United States. It is largely a sub-region of the Midwest. Although the exact boundaries are not uniformly agreed-upon, the region is defined as referring ...
* Virginias *
Waxhaws The Waxhaws is a geographical region extending beyond both sides of the border between what now is North Carolina and South Carolina, United States. It encompasses the areas currently known as Lancaster, Union and Mecklenburg counties. The name ...
* West Coast *
Western United States The Western United States (also called the American West, the Far West, and the West) is the region comprising the westernmost states of the United States. As American settlement in the U.S. expanded westward, the meaning of the term ''the We ...


Multi-territory regions

* Mariana Islands (
Guam Guam (; ch, Guåhan ) is an organized, unincorporated territory of the United States in the Micronesia subregion of the western Pacific Ocean. It is the westernmost point and territory of the United States (reckoned from the geographic cent ...
and the
Northern Mariana Islands The Northern Mariana Islands, officially the Commonwealth of the Northern Mariana Islands (CNMI; ch, Sankattan Siha Na Islas Mariånas; cal, Commonwealth Téél Falúw kka Efáng llól Marianas), is an unincorporated territory and commonw ...
) *
Samoan Islands The Samoan Islands ( sm, Motu o Sāmoa) are an archipelago covering in the central South Pacific, forming part of Polynesia and of the wider region of Oceania. Administratively, the archipelago comprises all of the Independent State of Samoa an ...
(
American Samoa American Samoa ( sm, Amerika Sāmoa, ; also ' or ') is an unincorporated territory of the United States located in the South Pacific Ocean, southeast of the island country of Samoa. Its location is centered on . It is east of the Internationa ...
, except Swains Island) *
Virgin Islands The Virgin Islands ( es, Islas Vírgenes) are an archipelago in the Caribbean Sea. They are geologically and biogeographically the easternmost part of the Greater Antilles, the northern islands belonging to the Puerto Rico Trench and St. Cro ...
(the Spanish Virgin Islands and the U.S. Virgin Islands)


The Belts

*
Bible Belt The Bible Belt is a region of the Southern United States in which socially conservative Protestant Christianity plays a strong role in society and politics, and church attendance across the denominations is generally higher than the nation's a ...
* Black Belt * Coal Belt *
Corn Belt The Corn Belt is a region of the Midwestern United States that, since the 1850s, has dominated corn production in the United States. In the United States, ''corn'' is the common word for maize. More generally, the concept of the Corn Belt con ...
*
Cotton Belt The Cotton Belt is a region of the Southern United States where cotton was the predominant cash crop from the late 18th century into the 20th century.
* Fruit Belt * Pine Belt *
Rice Belt The Rice Belt of the United States includes Arkansas, Louisiana, Mississippi and Texas, four southern U.S. states that grow a significant portion of the nation's rice crop. The name is in conformity with the Corn Belt of the Midwestern United ...
*
Rust Belt The Rust Belt is a region of the United States that experienced industrial decline starting in the 1950s. The U.S. manufacturing sector as a percentage of the U.S. GDP peaked in 1953 and has been in decline since, impacting certain regions an ...
*
Snowbelt The Snowbelt is the region near the Great Lakes in North America where heavy snowfall in the form of lake-effect snow is particularly common. Snowbelts are typically found downwind of the lakes, principally off the eastern and southern shores. Ca ...
* Sun Belt


Interstate megalopolises

*
Arizona Sun Corridor The Arizona Sun Corridor, shortened Sun Corridor, is a megaregion, or megapolitan area, in the southern area of the U.S. state of Arizona. The Sun Corridor is comparable to Indiana in both size and population. It is one of the fastest growing ...
*
California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the m ...
* Cascadia *
Great Lakes The Great Lakes, also called the Great Lakes of North America, are a series of large interconnected freshwater lakes in the mid-east region of North America that connect to the Atlantic Ocean via the Saint Lawrence River. There are five lak ...
*
Gulf Coast The Gulf Coast of the United States, also known as the Gulf South, is the coast, coastline along the Southern United States where they meet the Gulf of Mexico. The list of U.S. states and territories by coastline, coastal states that have a shor ...
* Northeast * Piedmont Atlantic * Southern Rocky Mountain Front


Interstate metropolitan areas

*
Central Savannah River Area The Central Savannah River Area (CSRA) is a trading and marketing region in the U.S. states of Georgia and South Carolina, spanning fourteen counties in Georgia and seven in South Carolina. The term was coined in 1950 by C.C. McCollum, the winn ...
(part of Georgia and South Carolina) * Baltimore–Washington metropolitan area (District of Columbia and parts of Maryland, Virginia, West Virginia, and Pennsylvania) **
Washington metropolitan area The Washington metropolitan area, also commonly referred to as the National Capital Region, is the metropolitan area centered on Washington, D.C. The metropolitan area includes all of Washington, D.C. and parts of the states of Maryland, Virgi ...
(District of Columbia and parts of Maryland, Virginia, and West Virginia) *
Greater Boston Greater Boston is the metropolitan region of New England encompassing the municipality of Boston (the capital of the U.S. state of Massachusetts and the most populous city in New England) and its surrounding areas. The region forms the northern a ...
(parts of Massachusetts, Rhode Island, and New Hampshire) *
Charlotte metropolitan area The Charlotte metropolitan area, sometimes referred to as Metrolina, is a metropolitan area of the U.S. states of North and South Carolina, within and surrounding the city of Charlotte. The metropolitan area also includes the cities of Gastoni ...
(parts of North Carolina and South Carolina) *
Chattanooga Metropolitan Area The Chattanooga, TN-GA Metropolitan Statistical Area, as defined by the United States Office of Management and Budget, is an area consisting of six counties – three in southeast Tennessee (Hamilton, Marion, and Sequatchie) and three in nor ...
*
Chicago metropolitan area The Chicago metropolitan area, also colloquially referred to as Chicagoland, is a metropolitan area in the Midwestern United States. Encompassing 10,286 sq mi (28,120 km2), the metropolitan area includes the city of Chicago, its suburbs and h ...
(parts of Illinois, Indiana, and Wisconsin) * Cincinnati metropolitan area (parts of Ohio, Indiana, and Kentucky) * Columbus-Auburn-Opelika (GA-AL) Combined Statistical Area (parts of Georgia and Alabama) * Delaware Valley (Philadelphia metropolitan area) (parts of Pennsylvania, New Jersey, Delaware, and Maryland) * Evansville, IN–KY Metropolitan Statistical Area (parts of Indiana and Kentucky) *
Fargo–Moorhead Fargo–Moorhead, also known as the FM area, is a common name given to the metropolitan area comprising Fargo, North Dakota; Moorhead, Minnesota; and the surrounding communities. These two cities lie on the North Dakota–Minnesota border, on opp ...
(parts of North Dakota and Minnesota) *
Fort Smith metropolitan area The Fort Smith Metropolitan Statistical Area, as defined by the United States Census Bureau, is a five-county area including three Arkansas counties and two Oklahoma counties, and anchored by the city of Fort Smith, Arkansas. The total MSA populat ...
(parts of Arkansas and Oklahoma) * Front Range Urban Corridor (parts of Colorado and Wyoming) *
Greater Grand Forks "Greater Grand Forks" (officially the Grand Forks, ND-MN Metropolitan Statistical Area) is the name used by some people to designate the twin cities of Grand Forks, North Dakota and East Grand Forks, Minnesota, together with their surrounding a ...
(part of Minnesota and North Dakota) * Hartford-Springfield (parts of Connecticut and Massachusetts) * Kansas City metropolitan area (parts of Missouri and Kansas) * Louisville metropolitan area (Kentuckiana) (parts of Kentucky and Indiana) * Memphis metropolitan area (parts of Tennessee, Arkansas, and Mississippi) *
Michiana Michiana is a region in northern Indiana and southwestern Michigan centered on the city of South Bend, Indiana. The Chamber of Commerce of St. Joseph County, Indiana defines Michiana as St. Joseph County and "counties that contribute at least ...
(parts of Michigan and Indiana) *
Minneapolis–Saint Paul Minneapolis–Saint Paul is a metropolitan area in the Upper Midwestern United States centered around the confluence of the Mississippi, Minnesota and St. Croix rivers in the U.S. state of Minnesota. It is commonly known as the Twin Cities ...
(the Twin Cities) (parts of Minnesota and Wisconsin) *
New York metropolitan area The New York metropolitan area, also commonly referred to as the Tri-State area, is the largest metropolitan area in the world by urban landmass, at , and one of the most populous urban agglomerations in the world. The vast metropolitan area ...
(parts of New York, New Jersey, Connecticut, and Pennsylvania) * Omaha–Council Bluffs metropolitan area (parts of Nebraska and Iowa) *
Portland metropolitan area The Portland metropolitan area is a metro area in the U.S. states of Oregon and Washington centered on the principal city of Portland, Oregon. The U.S. Office of Management and Budget (OMB) identifies it as the Portland–Vancouver–Hillsboro, ...
(parts of Oregon and Washington) *
Quad Cities The Quad Cities is a region of cities (originally four, see History) in the U.S. states of Iowa and Illinois: Davenport and Bettendorf in southeastern Iowa, and Rock Island, Moline and East Moline in northwestern Illinois. These cities are t ...
(parts of Iowa and Illinois) * Sacramento metropolitan area (parts of California and Nevada) *
Greater St. Louis Greater St. Louis is a bi-state metropolitan area that completely surrounds and includes the independent city of St. Louis, the principal city. It includes parts of both Missouri and Illinois. The city core is on the Mississippi Riverfront on t ...
(parts of Missouri and Illinois) * Texarkana metropolitan area (parts of Texas and Arkansas) * Tri-Cities (parts of Tennessee and Virginia) *
Twin Ports The Duluth MN-WI Metropolitan Area, commonly called the Twin Ports, is a small metropolitan area centered around the cities of Duluth, Minnesota and Superior, Wisconsin. The Twin Ports are located at the western part of Lake Superior (the weste ...
(
Duluth, Minnesota , settlement_type = City , nicknames = Twin Ports (with Superior), Zenith City , motto = , image_skyline = , image_caption = Clockwise from top: urban Duluth skyline; Minnesota ...
and Superior, Wisconsin) * Hampton Roads region (parts of Virginia and North Carolina) * Youngstown–Warren–Boardman metropolitan statistical area (parts of Ohio and Pennsylvania)


Intrastate and intraterritory regions


Alabama

* Alabama Gulf Coast * Greater Birmingham * Black Belt *
Central Alabama Central Alabama is a region in the state of Alabama. It is sometimes considered part of North Alabama because both regions are mountainous, but in some definitions they are different regions. The Valley and Ridge Province of the Appalachians con ...
* Lower Alabama *
Mobile Bay Mobile Bay ( ) is a shallow inlet of the Gulf of Mexico, lying within the state of Alabama in the United States. Its mouth is formed by the Fort Morgan Peninsula on the eastern side and Dauphin Island, a barrier island on the western side. The ...
*
North Alabama North Alabama is a region of the U.S. state of Alabama. Several geographic definitions for the area exist, with all descriptions including the nine counties of Alabama's Tennessee Valley region. The North Alabama Industrial Development Associ ...
*
Northeast Alabama Northeast Alabama is an ambiguous term, which may include the cities of Anniston, Gadsden, and Talladega, their surrounding areas, as well as the geographical northeast extreme of the state of Alabama. The county inclusion varies, and under some ...
* Northwest Alabama *
South Alabama South Alabama is the various parts of southern Alabama. Although it is not a strictly defined geographic region, it generally includes all Alabama counties south of the Black Belt (region of Alabama), Black Belt. In that view, ''South Alabama'' co ...


Alaska

* Alaska Interior *
Alaska North Slope The Alaska North Slope ( Iñupiaq: ''Siḷaliñiq'') is the region of the U.S. state of Alaska located on the northern slope of the Brooks Range along the coast of two marginal seas of the Arctic Ocean, the Chukchi Sea being on the western sid ...
* Alaska Panhandle *
Aleutian Islands The Aleutian Islands (; ; ale, Unangam Tanangin,”Land of the Aleuts", possibly from Chukchi ''aliat'', "island"), also called the Aleut Islands or Aleutic Islands and known before 1867 as the Catherine Archipelago, are a chain of 14 large v ...
*
Arctic Alaska Arctic Alaska or Far North Alaska is a region of the U.S. state of Alaska generally referring to the northern areas on or close to the Arctic Ocean. It commonly includes North Slope Borough, Northwest Arctic Borough, Nome Census Area, and i ...
*
The Bush "The bush" is a term mostly used in the English vernacular of Australia and New Zealand where it is largely synonymous with '' backwoods'' or ''hinterland'', referring to a natural undeveloped area. The fauna and flora contained within this a ...
*
Kenai Peninsula The Kenai Peninsula ( Dena'ina: ''Yaghenen'') is a large peninsula jutting from the coast of Southcentral Alaska. The name Kenai (, ) is derived from the word "Kenaitze" or "Kenaitze Indian Tribe", the name of the Native Athabascan Alaskan trib ...
*
Matanuska-Susitna Valley Matanuska-Susitna Valley () (known locally as the Mat-Su or The Valley) is an area in Southcentral Alaska south of the Alaska Range about north of Anchorage, Alaska. It is known for the world record sized cabbages and other vegetables displaye ...
*
Seward Peninsula The Seward Peninsula is a large peninsula on the western coast of the U.S. state of Alaska whose westernmost point is Cape Prince of Wales. The peninsula projects about into the Bering Sea between Norton Sound, the Bering Strait, the Chukchi ...
*
Southcentral Alaska Southcentral Alaska (russian: Юго-Центральная Аляска) is the portion of the U.S. state of Alaska consisting of the shorelines and uplands of the central Gulf of Alaska. Most of the population of the state lives in this reg ...
*
Southwest Alaska Southwest Alaska is a region of the U.S. state of Alaska. The area is not exactly defined by any governmental administrative region(s); nor does it always have a clear geographic boundary. Geography Southwest Alaska includes a huge, complex, and ...
*
Tanana Valley The Tanana Valley is a lowland region in central Alaska in the United States, on the north side of the Alaska Range, where the Tanana River emerges from the mountains. Traditional inhabitants of the valley are Tanana Athabaskans of Alaskan Athab ...
* Yukon-Kuskokwim Delta


American Samoa

* Manu'a Islands **
Ofu-Olosega Ofu and Olosega are parts of a volcanic doublet in the Manuʻa Islands, which is a part of American Samoa in the Samoan Islands. These twin islands, formed from shield volcanoes, have a combined length of 6 km and a combined area of . Together ...
** Ta'ū *
Rose Atoll Rose Atoll, sometimes called Rose Island or Motu O Manu ("Bird Island") by people of the nearby Manu'a Islands, is an oceanic atoll within the U.S. territory of American Samoa. An uninhabited wildlife refuge, it is the southernmost point bel ...
* Swains Island *
Tutuila Tutuila is the main island of American Samoa (and its largest), and is part of the archipelago of Samoan Islands. It is the third largest island in the Samoan Islands chain of the Central Pacific. It is located roughly northeast of Brisbane, A ...
and Aunu'u


Arizona

*
Arizona Strip The Arizona Strip is the part of Arizona lying north of the Colorado River. Despite being larger in area than several U.S. states, the entire region has a population of fewer than 10,000 people. Consisting of northeastern Mohave County and ...
* Grand Canyon * North Central Arizona *
Northeast Arizona Northern Arizona is an unofficial, colloquially-defined region of the U.S. state of Arizona. Generally consisting of Apache, Coconino, Mohave, Navajo, and Gila counties, the region is geographically dominated by the Colorado Plateau, the sout ...
*
Northern Arizona Northern Arizona is an unofficial, colloquially-defined region of the U.S. state of Arizona. Generally consisting of Apache, Coconino, Mohave, Navajo, and Gila counties, the region is geographically dominated by the Colorado Plateau, the sout ...
*
Phoenix metropolitan area The Phoenix Metropolitan Area – also the Valley of the Sun, the Salt River Valley, or Metro Phoenix (known by most locals simply as “the Valley”) – is the largest metropolitan area in the Southwestern United States, centered on the city ...
*
Southern Arizona Southern Arizona is a region of the United States comprising the southernmost portion of the State of Arizona. It sometimes goes by the name Gadsden or Baja Arizona, which means "Lower Arizona" in Spanish. Geography Although Southern Arizona' ...


Arkansas

*
Arkansas Delta The Arkansas Delta is one of the six natural regions of the state of Arkansas. Willard B. Gatewood Jr., author of ''The Arkansas Delta: Land of Paradox'', says that rich cotton lands of the Arkansas Delta make that area "The Deepest of the Deep ...
*
Arkansas River Valley The Arkansas River Valley (usually shortened to River Valley) is a region in Arkansas defined by the Arkansas River in the western part of the state. Generally defined as the area between the Ozark and Ouachita Mountains, the River Valley is cha ...
*
Arkansas Timberlands The Arkansas Timberlands (sometimes also called Southern Arkansas or Southwest Arkansas) is a region of the U.S. state of Arkansas generally encompassing the area south of the Ouachita Mountains, south of Central Arkansas and west of the Arkans ...
*
Central Arkansas Central Arkansas, also known as the Little Rock metro, designated by the United States Office of Management and Budget as the Little Rock-North Little Rock-Conway Metropolitan Statistical Area, is the most populous metro area in the U.S. state o ...
*
Crowley's Ridge Crowley's Ridge (also Crowleys Ridge) is a geological formation that rises 250 to above the alluvial plain of the Mississippi embayment in a line from southeastern Missouri to the Mississippi River near Helena, Arkansas. It is the most pro ...
*
Northwest Arkansas Northwest Arkansas (NWA) is a metropolitan area and region in Arkansas within the Ozark Mountains. It includes four of the ten largest cities in the state: Fayetteville, Arkansas, Fayetteville, Springdale, Arkansas, Springdale, Rogers, Arkansas, ...
*
South Arkansas South Arkansas lies within the southernmost portions of Arkansas Gulf Coastal Plain and Delta regions. It encompasses the lower 15 counties of the state. History In the 1920s, nationwide attention focused on South Arkansas when the Smackover ...


California


Colorado

* Central Colorado (part of
Southern Rocky Mountains The Southern Rocky Mountains are a major subregion of the Rocky Mountains of North America located in the southeastern portion of the U.S. state of Wyoming, the central and western portions of Colorado, the northern portion of New Mexico, and e ...
) *
Colorado Eastern Plains The Eastern Plains of Colorado refers to a region of the U.S. state of Colorado east of the Rocky Mountains and east of the population centers of the Front Range. Geography The Eastern Plains are part of the High Plains, which are the western ...
(part of High Plains) *
Colorado Mineral Belt The Colorado Mineral Belt (CMB) is an area of ore deposits from the La Plata Mountains in Southwestern Colorado to near the middle of the state at Boulder, Colorado and from which over 25 million troy ounces (778 t) of gold were extracted begin ...
(part of
Southern Rocky Mountains The Southern Rocky Mountains are a major subregion of the Rocky Mountains of North America located in the southeastern portion of the U.S. state of Wyoming, the central and western portions of Colorado, the northern portion of New Mexico, and e ...
) *
Colorado Piedmont The Colorado Piedmont is an area along the base of the foothills of the Front Range in north central Colorado in the United States. The region consists of a broad hilly valley, just under 5000 ft (1500 m) in elevation, stretching north and northe ...
(parts of the Front Range Urban Corridor and Colorado High Plains) * Colorado Plateau (multi-state region) *
Colorado Western Slope The Western Slope is the part of the state of Colorado west of the Continental Divide. Bodies of water west of the Divide flow toward the Pacific Ocean; water that falls and flows east of the Divide heads east toward the Gulf of Mexico. The West ...
(parts of
Southern Rocky Mountains The Southern Rocky Mountains are a major subregion of the Rocky Mountains of North America located in the southeastern portion of the U.S. state of Wyoming, the central and western portions of Colorado, the northern portion of New Mexico, and e ...
and Colorado Plateau) * Denver Metropolitan Area (part of Front Range Urban Corridor) *
Four Corners Region The Four Corners is a region of the Southwestern United States consisting of the southwestern corner of Colorado, southeastern corner of Utah, northeastern corner of Arizona, and northwestern corner of New Mexico. The Four Corners area ...
(multi-state region of Colorado Plateau) * Front Range Urban Corridor (multi-state region) * High Plains (multi-state region of Great Plains) *
North Central Colorado Urban Area 240px, An enlargeable map of the 13-county North Central Colorado Urban Area The North Central Colorado Urban Area comprises the four contiguous metropolitan statistical areas in the north central region of the State of Colorado: the Denver–Au ...
(part of Front Range Urban Corridor) * Northwestern Colorado (part of
Southern Rocky Mountains The Southern Rocky Mountains are a major subregion of the Rocky Mountains of North America located in the southeastern portion of the U.S. state of Wyoming, the central and western portions of Colorado, the northern portion of New Mexico, and e ...
) * San Luis Valley * South-Central Colorado * South Central Colorado Urban Area (part of Front Range Urban Corridor) *
Southern Rocky Mountains The Southern Rocky Mountains are a major subregion of the Rocky Mountains of North America located in the southeastern portion of the U.S. state of Wyoming, the central and western portions of Colorado, the northern portion of New Mexico, and e ...
(multi-state region of
Rocky Mountains The Rocky Mountains, also known as the Rockies, are a major mountain range and the largest mountain system in North America. The Rocky Mountains stretch in straight-line distance from the northernmost part of western Canada, to New Mexico ...
) *
Southwestern Colorado Southwestern Colorado is a region in the southwest portion of Colorado, which in turn is part of the larger Four Corners region. It is bordered by Western Colorado, Southern Colorado, the south portion of Central Colorado, Utah, and New Mexico. C ...
(parts of
Southern Rocky Mountains The Southern Rocky Mountains are a major subregion of the Rocky Mountains of North America located in the southeastern portion of the U.S. state of Wyoming, the central and western portions of Colorado, the northern portion of New Mexico, and e ...
and Colorado Plateau)


Connecticut

Connecticut has no official regions. After abolishing county governments, all local governing is done by towns and cities, leaving counties as purely geographical and statistical entities. Some unofficial regions of Connecticut include: *
Central Naugatuck Valley The Central Naugatuck Valley is a region of Connecticut in New Haven and Litchfield counties located approximately northeast of New York City and southwest of Boston, United States. The region comprises 13 towns: Beacon Falls, Bethlehem, Ches ...
* Coastal Connecticut *
Connecticut panhandle The Connecticut panhandle is the southwestern appendage of Connecticut, where it abuts New York State. It is contained entirely in Fairfield County and includes all of Greenwich, Stamford, New Canaan, and Darien, as well as parts of Norwalk ...
* Greater Bridgeport *
Greater New Haven Greater New Haven is the metropolitan area whose extent includes those towns in the U.S. state of Connecticut that share an economic, social, political, and historical focus on the city of New Haven. It occupies the south-central portion of the sta ...
*
Greater Hartford Greater Hartford is a region located in the U.S. state of Connecticut, centered on the state's capital of Hartford. It represents the only combined statistical area in Connecticut defined by a city within the state, being bordered by the Greater B ...
* Housatonic Valley (shared with Massachusetts) *
Litchfield Hills The Northwest Hills (also known as the Litchfield Hills or Northwest Highlands) are a geographic region of the U.S. state of Connecticut located in the northwestern corner of the state. It is roughly coterminous with the boundaries of Litchfiel ...
*
Lower Connecticut River Valley The Lower Connecticut River Valley is a region of the state of Connecticut around the juncture where the Connecticut River meets Long Island Sound. It includes towns in Middlesex County and the western edge of New London County. It is locate ...
*
Naugatuck River Valley The Naugatuck River Valley is the watershed area of the Naugatuck River in the western part of Connecticut. The Naugatuck Valley straddles parts of Litchfield County, New Haven, and Fairfield counties. The Route 8 corridor and Waterbury Branch ...
*
New York Metropolitan Area The New York metropolitan area, also commonly referred to as the Tri-State area, is the largest metropolitan area in the world by urban landmass, at , and one of the most populous urban agglomerations in the world. The vast metropolitan area ...
/
Gold Coast Gold Coast may refer to: Places Africa * Gold Coast (region), in West Africa, which was made up of the following colonies, before being established as the independent nation of Ghana: ** Portuguese Gold Coast (Portuguese, 1482–1642) ** Dutch G ...
*
Southeastern Connecticut The Southeastern Connecticut region comprises, as the name suggests, the southeastern corner of the state of Connecticut. It is sometimes referred to as New London County or by the tourist slogan '' Mystic and More''. Southeastern Connecticut h ...
* Western Connecticut


Delaware

"Upstate" or "Up North" * Delaware Valley also known as "Above the Canal" (referring to the Chesapeake and Delaware Canal) "Slower Lower" * Cape Region * Central Kent * Delaware coast


District of Columbia


Florida

Directional regions *
Central Florida Central Florida is a region of the U.S. state of Florida. Different sources give different definitions for the region, but as its name implies it is usually said to comprise the central part of the state, including the Tampa Bay area and the Gr ...
*
North Florida North Florida is a region of the U.S. state of Florida comprising the northernmost part of the state. Along with South Florida and Central Florida, it is one of Florida's three most common "directional" regions. It includes Jacksonville and near ...
*
Northwest Florida The Florida Panhandle (also West Florida and Northwest Florida) is the northwestern part of the U.S. state of Florida; it is a salient roughly long and wide, lying between Alabama on the north and the west, Georgia on the north, and the G ...
*
North Central Florida North Central Florida is a region of the U.S. state of Florida which comprises the north-central part of the state and encompasses the North Florida counties of Alachua, Marion, Putnam, Bradford, Columbia, Dixie, Gilchrist, Hamilton, Lafa ...
* Northeast Florida * South Florida *
Southwest Florida Southwest Florida is the region along the southwest Gulf coast of the U.S. state of Florida. The area is known for its beaches, subtropical landscape, and winter resort economy. Definitions of the region vary, though its boundaries are generally ...
*
West Florida West Florida ( es, Florida Occidental) was a region on the northern coast of the Gulf of Mexico that underwent several boundary and sovereignty changes during its history. As its name suggests, it was formed out of the western part of former S ...
*
East Florida East Florida ( es, Florida Oriental) was a colony of Great Britain from 1763 to 1783 and a province of Spanish Florida from 1783 to 1821. Great Britain gained control of the long-established Spanish colony of ''La Florida'' in 1763 as part of ...
Local vernacular regions * Big Bend * Emerald Coast *
First Coast Florida's First Coast, or simply the First Coast, is a region of the U.S. state of Florida, located on the Atlantic coast of North Florida. The First Coast refers to the same general area as the directional region of Northeast Florida. It roughly ...
*
Florida Heartland The Florida Heartland (also known as South Central Florida) is a region of Florida located to the north and west of Lake Okeechobee, composed of six inland, non-metropolitan counties— DeSoto, Glades, Hardee, Hendry, Highlands, and Okeecho ...
* Florida Keys * Florida Panhandle * Forgotten Coast * Glades *
Gold Coast Gold Coast may refer to: Places Africa * Gold Coast (region), in West Africa, which was made up of the following colonies, before being established as the independent nation of Ghana: ** Portuguese Gold Coast (Portuguese, 1482–1642) ** Dutch G ...
*
Halifax area The Halifax area or simply Daytona is a region of the U.S. state of Florida, comprising the area around Daytona Beach. It is roughly coextensive with the Daytona Beach metropolitan area and Volusia County. There have been a number of attempts t ...
(also Surf Coast and Fun Coast) * Red Hills *
Nature Coast The Nature Coast is an informal, unofficial region of the U.S. state of Florida. The broadest definition of the Nature Coast includes the eight counties that abut the Gulf of Mexico along the Big Bend Coast defined by geologists: from west to east ...
*
Space Coast The Space Coast is a region in the U.S. state of Florida around the Kennedy Space Center (KSC) and Cape Canaveral Space Force Station. It is one of several "themed" coasts around Florida. All orbital launches from American soil carrying NASA ast ...
* Suncoast *
Tampa Bay Area The Tampa Bay area is a major populated area surrounding Tampa Bay on the west coast of Florida in the United States. It includes the main cities of Tampa, St. Petersburg, and Clearwater. It is the 18th largest metropolitan area in the Unite ...
*
Treasure Coast The Treasure Coast is a region of the U.S. state of Florida. It is located on Florida's East Coast, bordering the Atlantic Ocean and comprising Indian River, Martin, and St. Lucie counties. The region, whose name refers to the Spanish Treasure ...


Georgia

* Atlanta metropolitan area *
Central Georgia Central Georgia is the area containing the metropolitan region surrounding the city of Macon, in Bibb County in the U.S. state of Georgia. It abuts the Atlanta metropolitan area, just to the north. Similar and coextensive names for this region i ...
*
Central Savannah River Area The Central Savannah River Area (CSRA) is a trading and marketing region in the U.S. states of Georgia and South Carolina, spanning fourteen counties in Georgia and seven in South Carolina. The term was coined in 1950 by C.C. McCollum, the winn ...
* Colonial Coast * Golden Isles of Georgia *
North Georgia North Georgia is the northern hilly/mountainous region in the U.S. state of Georgia. At the time of the arrival of settlers from Europe, it was inhabited largely by the Cherokee. The counties of north Georgia were often scenes of important eve ...
*
North Georgia mountains The Georgia Mountains Region or North Georgia mountains or Northeast Georgia is an area that starts in the northeast corner of Georgia, United States, and spreads in a westerly direction. The mountains in this region are in the Blue Ridge mount ...
(Northeast Georgia) *
Southern Rivers Southern Rivers is an area in southwest Georgia, United States, spreading north. Geography The Southern Rivers Region constitutes the southwest corner of the state of Georgia and is made up of the following counties: *Baker * Berrien *Brooks * ...
*
Southeast Georgia Southeast Georgia is a nineteen-county region located south of the Altamaha River in the U.S. state of Georgia. The 2010 census calculated the region's population to be at 523,905. The largest city in this region is Valdosta and the largest coun ...
* Wiregrass Region


Physiographic regions

*
Appalachian Plateau The Appalachian Plateau is a series of rugged dissected plateaus located on the western side of the Appalachian Mountains. The Appalachian Mountains are a mountain range that run down the Eastern United States. The Appalachian Plateau is the nor ...
*
Blue Ridge Mountains The Blue Ridge Mountains are a Physiographic regions of the world, physiographic province of the larger Appalachian Mountains range. The mountain range is located in the Eastern United States, and extends 550 miles southwest from southern Pennsy ...
*
Coastal Plain A coastal plain is flat, low-lying land adjacent to a sea coast. A fall line commonly marks the border between a coastal plain and a piedmont area. Some of the largest coastal plains are in Alaska and the southeastern United States. The Gulf Co ...
*
Piedmont it, Piemontese , population_note = , population_blank1_title = , population_blank1 = , demographics_type1 = , demographics1_footnotes = , demographics1_title1 = , demographics1_info1 = , demographics1_title2 ...
*
Ridge-and-Valley Appalachians The Ridge-and-Valley Appalachians, also called the Ridge and Valley Province or the Valley and Ridge Appalachians, are a physiographic province of the larger Appalachian division and are also a belt within the Appalachian Mountains extending ...


Guam

*
Cocos Island Cocos Island ( es, Isla del Coco) is an island in the Pacific Ocean administered by Costa Rica, approximately southwest of the Costa Rican mainland. It constitutes the 11th of the 13 districts of Puntarenas Canton of the Province of Puntarena ...
* Guam (main island) ** Ritidian Point **
Tumon Tumon ( ch, Tomhom) is a district located on Tumon Bay along the northwest coast of the United States unincorporated territory of Guam. Located in the municipality of Tamuning, it is the center of Guam's tourist industry. History Tumon Bay or ...


Hawaiʻi

* Hawaiʻi Island (Big Island) ** Hamakua Coast ** Kaʻū Desert ** Kohala Coast ** Kona Coast ** Mauna Kea ** Puna District **
Waiākea-Uka Waiākea-Uka (IPA:/'waj.ə.kei.ə.'u.kə/) is an ancient subdivision ('' ahupuaa'') in the Hilo District of the Big Island of Hawaii, located mauka (mountain-side) of the Waiākea ahupua'a; its location is on the lower flanks of the volcano Mau ...
*
Kahoʻolawe Kahoolawe (Hawaiian: ), anglicized as Kahoolawe (), is the smallest of the eight main volcanic islands in the Hawaiian Islands. Kahoolawe is located about southwest of Maui and also southeast of Lānaʻi, and it is long by wide, with a total l ...
* Kauaʻi ** Nā Pali Coast * Kaʻula * Lānai * Maui **
Haleakalā Haleakalā (; Hawaiian: ), or the East Maui Volcano, is a massive shield volcano that forms more than 75% of the Hawaiian Island of Maui. The western 25% of the island is formed by another volcano, Mauna Kahalawai, also referred to as the West ...
**
Molokini Molokini is a crescent-shaped, partially submerged volcanic crater which forms a small, uninhabited islet located in ʻAlalākeiki Channel between the islands of Maui and Kahoolawe, Kahoolawe, within Maui County in Hawaii, Hawaii. It is the remai ...
**
West Maui Mountains The West Maui Mountains, West Maui Volcano, or Mauna Kahālāwai which means "holding house of water," is approximately 1.7 million years old and forms a much eroded shield volcano that constitutes the western quarter of Maui. Since its last er ...
***
Iao Valley Iao Valley ( Hawaiian: ''Īao'': "cloud supreme", pronounced similar to "EE-yow") is a lush, stream-cut valley in West Maui, Hawaii, located west of Wailuku. Because of its natural environment and history, it has become a tourist location. It w ...
* Molokaʻi **
Kalaupapa Peninsula Kalawao County ( haw, Kalana o Kalawao) is a county in the U.S. state of Hawaii. It is the smallest county in the 50 states by land area and the second-smallest county by population, after Loving County, Texas. The county encompasses the Kala ...
*
Niʻihau Niihau ( Hawaiian: ), anglicized as Niihau ( ), is the westernmost main and seventh largest inhabited island in Hawaii. It is southwest of Kauaʻi across the Kaulakahi Channel. Its area is . Several intermittent playa lakes provide wetland h ...
**
Lehua Lehua Island is a small, crescent-shaped island in the Hawaiian islands, north of Niihau, due west of Kauai. The uninhabited, barren island is a tuff cone which is part of the active Niihau volcano. Lehua was one of the first five island ...
* Northwestern Hawaiian Islands ** Nihoa (Moku Manu) ** Necker Island (Mokumanamana) ** French Frigate Shoals (Kānemiloha) ** Gardner Pinnacles (Pūhāhonu) ** Maro Reef (Nalukākala) ** Laysan (Kauō) ** Lisianski (Papaāpoho) ** Pearl and Hermes (Holoikauaua) ** Kure Atoll (Mokupāpapa) * Oʻahu ** Kaʻena Point ** Makapuʻu ** North Shore **
Waikīkī Waikiki (; haw, Waikīkī; ; also known as Waikiki Beach) is a neighborhood of Honolulu on the south shore of the island of Oahu in the U.S. state of Hawaii. Waikiki is most famous for Waikiki Beach, which is one of six beaches in the district ...


Idaho

*
Central Idaho Central Idaho is a geographical term for the region located northeast of Boise and southeast of Lewiston in the U.S. state of Idaho. It is dominated by federal lands administered by the United States Forest Service and the Bureau of Land Managemen ...
*
Eastern Idaho Eastern Idaho is the area of Idaho lying east of the Magic Valley region. It is generally understood to include: Bannock, Bear Lake, Bingham, Bonneville, Butte, Caribou, Clark, Custer, Franklin, Fremont, Jefferson, Madison, Oneida, Power an ...
* Idaho Panhandle *
Magic Valley The Magic Valley is a region in south-central Idaho constituting Blaine, Camas, Cassia, Gooding, Jerome, Lincoln, Minidoka, and Twin Falls counties. It is particularly associated with the agricultural region in the Snake River Plain located ...
*
North Central Idaho North Central Idaho is an area which spans the central part of the state of Idaho and borders Oregon, Montana, and Washington. It is the southern half of the Idaho Panhandle region and is rich in agriculture and natural resources. Lewis and Clar ...
* Palouse Hills * Southern Idaho *
Southwestern Idaho Southwestern Idaho is a geographical term for the area along the U.S. state of Idaho's borders with Oregon and Nevada. It includes the populous areas of the Boise metropolitan area and Treasure Valley The Treasure Valley is a valley in the west ...
*
Treasure Valley The Treasure Valley is a valley in the western United States, primarily in southwestern Idaho, where the Payette, Boise, Weiser, Malheur, Owyhee, and Burnt rivers drain into the Snake River. It includes all the lowland areas from Vale in rur ...


Illinois

*
Central Illinois Central Illinois is a region of the U.S. state of Illinois that consists of the entire central third of the state, divided from north to south. Also known as the ''Heart of Illinois'', it is characterized by small towns and mid-sized cities. Agri ...
*
Champaign–Urbana metropolitan area The Champaign–Urbana metropolitan area, also known as Champaign–Urbana and Urbana–Champaign as well as Chambana (colloquially), is a metropolitan area in east-central Illinois. As defined by the Office of Management and Budget (OMB), the ...
*
Chicago metropolitan area The Chicago metropolitan area, also colloquially referred to as Chicagoland, is a metropolitan area in the Midwestern United States. Encompassing 10,286 sq mi (28,120 km2), the metropolitan area includes the city of Chicago, its suburbs and h ...
**
Community areas in Chicago The city of Chicago is divided into 77 community areas for statistical and planning purposes. Census data and other statistics are tied to the areas, which serve as the basis for a variety of urban planning initiatives on both the local and reg ...
** Fox Valley ** The Collar Counties ** North Shore *
Driftless Area The Driftless Area, a topographical and cultural region in the American Midwest, comprises southwestern Wisconsin, southeastern Minnesota, northeastern Iowa, and the extreme northwestern corner of Illinois. Never covered by ice during the las ...
* Forgottonia *
Metro-East Metro East is a region in southern Illinois that contains eastern and northern suburbs and exurbs of St. Louis, Missouri, United States. It encompasses five Southern Illinois counties (and parts of three others) in the St. Louis Metropolitan Sta ...
**
American Bottom The American Bottom is the flood plain of the Mississippi River in the Metro-East region of Southern Illinois, extending from Alton, Illinois, south to the Kaskaskia River. It is also sometimes called "American Bottoms". The area is about , mo ...
** River Bend *
Metro Lakeland Metro Lakeland is a name that was coined in the 1960s for an area of southern Illinois that is centered on the intersections of Interstate 57, Interstate 24, and Illinois Route 13 — a four-lane east-west highway connecting the communities of M ...
*
Military Tract of 1812 Shortly before the War of 1812, congress passed Military Tract of 1812. This allowed for quarter-sections of land to be promised to those enlisting to fight against the British. This encouraged both enlistment and later settlement, although many so ...
*
Northern Illinois Northern Illinois is a region generally covering the northern third of the U.S. state of Illinois. The region is by far the most populous of Illinois with nearly 9.7 million residents as of 2010. Economics Northern Illinois is dominated by t ...
* Northwestern Illinois * Peoria, Illinois metropolitan area *
Quad Cities The Quad Cities is a region of cities (originally four, see History) in the U.S. states of Iowa and Illinois: Davenport and Bettendorf in southeastern Iowa, and Rock Island, Moline and East Moline in northwestern Illinois. These cities are t ...
* Rock River Valley *
Shawnee Hills The Shawnee Hills is a region of southern Illinois that rests mainly in an east-west arc roughly following the outline of the southern end of the Illinois Basin. Whereas Mississippian and Pennsylvania Age rock layers are deep beneath the soil su ...
*
Southern Illinois Southern Illinois, also known as Little Egypt, is the southern third of Illinois, principally along and south of Interstate 64. Although part of a Midwestern state, this region is aligned in culture more with that of the Upland South than the Mi ...
(sometimes, ''Little Egypt'') * Streatorland * Tri-State Area *
Wabash Valley The Wabash Valley is a region located in sections of both Illinois and Indiana. It is named for the Wabash River and, as the name is typically used, spans the middle to the middle-lower portion of the river's valley and is centered at Terre Haute ...


Indiana

* East Central Indiana *
Indianapolis metropolitan area Indianapolis–Carmel–Anderson or Indianapolis metropolitan area is an 11-county metropolitan area in the U.S. state of Indiana, as defined by the Office of Management and Budget. The metropolitan area is situated in Central Indiana, within t ...
*
Michiana Michiana is a region in northern Indiana and southwestern Michigan centered on the city of South Bend, Indiana. The Chamber of Commerce of St. Joseph County, Indiana defines Michiana as St. Joseph County and "counties that contribute at least ...
*
Northern Indiana Northern Indiana is a region of the U.S. State of Indiana, including 26 counties which border the states of Illinois, Michigan, and Ohio. Northern Indiana is also considered part of the Great Lakes Megalopolis. The area is generally classified i ...
*
Northwest Indiana Northwest Indiana, nicknamed The Region after the Calumet Region, comprises Lake, Porter, LaPorte, Newton and Jasper counties in Indiana. This region neighbors Lake Michigan and is part of the Chicago metropolitan area. According to the 2020 ...
*
Southern Indiana Southern Indiana is a region consisting of the southern third of the state of Indiana. The region's history and geography has led to a blend of Northern and Southern culture distinct from the remainder of Indiana. It is often considered to be par ...
*
Southwestern Indiana Southwestern Indiana is an 11-county region of southern Indiana, United States located at the southernmost and westernmost part of the state. As of the 2010 census, the region's combined population is 474,251. Evansville, Indiana's third-largest c ...
*
Wabash Valley The Wabash Valley is a region located in sections of both Illinois and Indiana. It is named for the Wabash River and, as the name is typically used, spans the middle to the middle-lower portion of the river's valley and is centered at Terre Haute ...


Iowa

*
Coteau des Prairies The Coteau des Prairies is a plateau approximately 200 miles in length and 100 miles in width (320 by 160 km), rising from the prairie flatlands in eastern South Dakota, southwestern Minnesota, and northwestern Iowa in the United States. ...
*
Des Moines metropolitan area The Des Moines metropolitan area, officially known as the Des Moines–West Des Moines, IA Metropolitan Statistical Area (MSA) is located at the confluence of the Des Moines River and the Raccoon River. Des Moines serves as the capital of the U.S ...
*
Dissected Till Plains The Dissected Till Plains are physiographic sections of the Central Lowlands province, which in turn is part of the Interior Plains physiographic division of the United States, located in southern and western Iowa, northeastern Kansas, the southw ...
*
Driftless Area The Driftless Area, a topographical and cultural region in the American Midwest, comprises southwestern Wisconsin, southeastern Minnesota, northeastern Iowa, and the extreme northwestern corner of Illinois. Never covered by ice during the las ...
* Great River Road *
Honey Lands The Honey War was a bloodless territorial dispute in 1839 between Iowa Territory and Missouri over their border. The dispute over a strip running the entire length of the border, caused by unclear wording in the Missouri Constitution on bound ...
*
Iowa Great Lakes The Iowa Great Lakes, often referred to as ''Okoboji'', is a group of natural lakes in northwestern Iowa in the United States. There are seven lakes in the region totaling with the three principal lakes of the group being Big Spirit Lake, West O ...
*
Loess Hills The Loess Hills are a formation of wind-deposited loess soil in the westernmost parts of Iowa and Missouri, and the easternmost parts of Nebraska and Kansas, along the Missouri River. Geology The Loess (, , or ) Hills are generally located bet ...
* Omaha–Council Bluffs metropolitan area *
Quad Cities The Quad Cities is a region of cities (originally four, see History) in the U.S. states of Iowa and Illinois: Davenport and Bettendorf in southeastern Iowa, and Rock Island, Moline and East Moline in northwestern Illinois. These cities are t ...
*
Siouxland Siouxland is a vernacular region that encompasses the entire Big Sioux River drainage basin in the U.S. states of South Dakota, Minnesota, Nebraska and Iowa. cheetz, George H."Whence Siouxland?" ''Book Remarks'' ioux City Public Library May ...


Kansas

*
East-Central Kansas East-Central Kansas is a region of Kansas. It is located between the Kansas City metropolitan area and Southeast Kansas, and on the border with Missouri. The region extends westward towards the Flint Hills to Lyon County. East-Central Kansas geog ...
*
Flint Hills The Flint Hills, historically known as Bluestem Pastures or Blue Stem Hills, are a region in eastern Kansas and north-central Oklahoma named for the abundant residual flint eroded from the bedrock that lies near or at the surface. It consists of ...
* High Plains * Kansas City Metropolitan Area * North Central Kansas *
Osage Plains The Osage Plains are a physiographic section of the larger Central Lowland province, which in turn is part of the larger Interior Plains physiographic division. The area is sometimes called the Lower Plains, North Central Plains,or Rolling Plains ...
*
Ozarks The Ozarks, also known as the Ozark Mountains, Ozark Highlands or Ozark Plateau, is a physiographic region in the U.S. states of Missouri, Arkansas, Oklahoma and the extreme southeastern corner of Kansas. The Ozarks cover a significant port ...
* Red Hills * Santa Fe Trail *
Smoky Hills The Smoky Hills are an upland region of hills in the central Great Plains of North America. They are located in the Midwestern United States, encompassing north-central Kansas and a small portion of south-central Nebraska. The hills are a disse ...
* Southeast Kansas


Kentucky

* The Bluegrass * Cumberland Plateau or Eastern Coal Field *
Jackson Purchase The Jackson Purchase, also known as the Purchase Region or simply the Purchase, is a region in the U.S. state of Kentucky bounded by the Mississippi River to the west, the Ohio River to the north, and the Tennessee River to the east. Jackson's ...
*
Pennyroyal Plateau The Pennyroyal Plateau or Pennyroyal Region, often spelled Pennyrile, is a large physiographic region of Kentucky that features rolling hills, caves, and karst topography in general. It is named for a wild mint that grows in the area. It is also ca ...
*
Western Coal Field The West Kentucky Coal Field comprises an area in the west-central and northwestern part of the state, bounded by the Dripping Springs Escarpment and the Pennyroyal Plateau and the Ohio River, but is part of the Illinois Basin that extends into ...


Louisiana

* Acadiana :* Cajun Heartland :*
River Parishes The River Parishes are those parishes in Louisiana between New Orleans and Baton Rouge that span both banks of the Mississippi River, and are part of the larger Acadiana region. Traditionally they are considered to be St. Charles Parish, St. J ...
*
Central Louisiana Central Louisiana (Cenla), also known as the Crossroads, is a region of the U.S. state of Louisiana. The largest communities in the region as of the 2010 Census were Alexandria (47,893), Natchitoches (18,323) and Pineville (14,555). Central ...
(Cen-La) *
Florida Parishes The Florida Parishes ( es, Parroquias de Florida, french: Paroisses de Floride), on the east side of the Mississippi River—an area also known as the Northshore or Northlake region—are eight List of parishes in Louisiana, parishes in the southe ...
* "French Louisiana" (Acadiana + Greater New Orleans) *
Greater New Orleans The New Orleans metropolitan area, designated the New Orleans–Metairie metropolitan statistical area by the U.S. Office of Management and Budget, or simply Greater New Orleans (french: Grande Nouvelle-Orléans, es, Gran Nueva Orleans), is a me ...
*
North Louisiana North Louisiana (french: Louisiane du Nord), also known locally as Sportsman's Paradise, (a name sometimes attributed to the state as a whole) is a region in the U.S. state of Louisiana. The region has two metropolitan areas: Shreveport-Bossier Ci ...
*
Southwest Louisiana Southwest Louisiana (SWLA) is a five-parish area intersecting the Acadiana and Central Louisiana regions in the U.S. state of Louisiana. It is composed of the following parishes (counties): Allen, Beauregard, Calcasieu, Cameron, Jefferson Dav ...


Maine

*
Acadia Acadia (french: link=no, Acadie) was a colony of New France in northeastern North America which included parts of what are now the The Maritimes, Maritime provinces, the Gaspé Peninsula and Maine to the Kennebec River. During much of the 17t ...
*
Down East "Down East", also "Downeast", is a term for parts of eastern coastal New England and Canada, particularly the U.S. state of Maine and Canada's Maritime Provinces, an area that closely corresponds to the historical French territory of Acadia. Th ...
* High Peaks /
Maine Highlands The Maine Highlands is a term used in the Maine tourism industry for a centrally located region that constitutes a large portion of the state of Maine. The Highlands are made up of Piscataquis and Penobscot counties. Formerly known as the Penqui ...
*
Hundred-Mile Wilderness The Hundred-Mile Wilderness is the section of the Appalachian Trail running between Abol Bridge just south of Baxter State Park and Monson in the state of Maine. It is generally considered the wildest section of the Appalachian Trail, and one ...
*
Kennebec Valley The Kennebec Valley is a region of the U.S. state of Maine, consisting of the Somerset, Kennebec, and Androscoggin Counties. The area formed as a result of the Wisconsin Glaciation The Wisconsin Glacial Episode, also called the Wisconsin glaciat ...
*
Maine Highlands The Maine Highlands is a term used in the Maine tourism industry for a centrally located region that constitutes a large portion of the state of Maine. The Highlands are made up of Piscataquis and Penobscot counties. Formerly known as the Penqui ...
* Maine Lake Country *
Maine North Woods The North Maine Woods is the northern geographic area of the state of Maine in the United States. The thinly populated region is overseen by a combination of private individual and private industrial owners and state government agencies, and is di ...
* Mid Coast * Penobscot Bay *
Southern Maine Coast Southern Maine Coast is a region of the U.S. state of Maine. It commonly includes the coastal areas of York County and Cumberland County. Some notable towns are Biddeford, Kittery, York, Wells, Ogunquit, Kennebunk, Kennebunkport, Saco, Old ...
*
Western Maine Mountains The Western Maine Lakes and Mountains region spans most of Maine's western border with New Hampshire. A small part of the scenic White Mountain National Forest is located in this area. The region consists of Oxford County, Androscoggin County, ...


Maryland

* Baltimore–Washington Metropolitan Area *
Capital region A capital region, also called a capital district or capital territory, is a region or district surrounding a capital city. It is not always the official term for the region, but may sometimes be used as an informal synonym. Capital regions can exis ...
*
Chesapeake Bay The Chesapeake Bay ( ) is the largest estuary in the United States. The Bay is located in the Mid-Atlantic region and is primarily separated from the Atlantic Ocean by the Delmarva Peninsula (including the parts: the Eastern Shore of Maryland / ...
*
Eastern Shore of Maryland The Eastern Shore of Maryland is a part of the U.S. state of Maryland that lies mostly on the east side of the Chesapeake Bay. Nine counties are normally included in the region. The Eastern Shore is part of the larger Delmarva Peninsula tha ...
*
Patapsco Valley The Patapsco Valley is a small valley surrounding the Patapsco River in central Maryland. The region is known for its historical significance as a major economic and industrial center in the eighteenth and nineteenth centuries. Geography The Pa ...
*
Southern Maryland Southern Maryland is a geographical, cultural and historic region in Maryland composed of the state's southernmost counties on the Western Shore of the Chesapeake Bay. According to the state of Maryland, the region includes all of Calvert, Cha ...
*
Western Maryland upright=1.2, An enlargeable map of Maryland's 23 counties and one independent city Western Maryland, also known as the Maryland Panhandle, is the portion of the U.S. state of Maryland that typically consists of Washington, Allegany, and Garre ...
Regions shared with other states: *
Allegheny Mountains The Allegheny Mountain Range (; also spelled Alleghany or Allegany), informally the Alleghenies, is part of the vast Appalachian Mountain Range of the Eastern United States and Canada and posed a significant barrier to land travel in less devel ...
* Atlantic coastal plain *
Blue Ridge Mountains The Blue Ridge Mountains are a Physiographic regions of the world, physiographic province of the larger Appalachian Mountains range. The mountain range is located in the Eastern United States, and extends 550 miles southwest from southern Pennsy ...
*
Cumberland Valley The Cumberland Valley is a northern constituent valley of the Great Appalachian Valley, within the Atlantic Seaboard watershed in Pennsylvania and Maryland. The Appalachian Trail crosses through the valley. Geography The valley is bound to ...
* Delaware Valley *
Delmarva Peninsula The Delmarva Peninsula, or simply Delmarva, is a large peninsula and proposed state on the East Coast of the United States, occupied by the vast majority of the state of Delaware and parts of the Eastern Shore regions of Maryland and Virginia. ...
consists of Maryland's and Virginia's Eastern Shore and all of
Delaware Delaware ( ) is a state in the Mid-Atlantic region of the United States, bordering Maryland to its south and west; Pennsylvania to its north; and New Jersey and the Atlantic Ocean to its east. The state takes its name from the adjacent Del ...
*
Piedmont (United States) The Piedmont is a plateau region located in the Eastern United States. It is situated between the Atlantic coastal plain and the main Appalachian Mountains, stretching from New York in the north to central Alabama in the south. The Piedm ...
*
Ridge-and-Valley Appalachians The Ridge-and-Valley Appalachians, also called the Ridge and Valley Province or the Valley and Ridge Appalachians, are a physiographic province of the larger Appalachian division and are also a belt within the Appalachian Mountains extending ...


Massachusetts

*
Western Massachusetts Western Massachusetts, known colloquially as “Western Mass,” is a region in Massachusetts, one of the six U.S. states that make up the New England region of the United States. Western Massachusetts has diverse topography; 22 colleges and u ...
**
The Berkshires The Berkshires () are a highland geologic region located in the western parts of Massachusetts and northwest Connecticut. The term "Berkshires" is normally used by locals in reference to the portion of the Vermont-based Green Mountains that ex ...
(shown in map) ** Housatonic Valley **
Pioneer Valley The Pioneer Valley is the colloquial and promotional name for the portion of the Connecticut River Valley that is in Massachusetts in the United States. It is generally taken to comprise the three counties of Hampden, Hampshire, and Frankli ...
** Quabbin-Swift River Valley *
Central Massachusetts Central Massachusetts is the geographically central region of Massachusetts. Though definitions vary, most include all of Worcester County and the northwest corner of Middlesex County. Worcester, the largest city in the area and the seat of Worces ...
** MetroWest **
Montachusett-North County The Montachusett Region (also known as North County) is a region comprising several cities and towns in the north-central area of Massachusetts surrounding Fitchburg. As it has no legal standing in state government, definitions of the region vary. ...
** South County ** Blackstone River Valley *
Northeastern Massachusetts The points of the compass are a set of horizontal, radially arrayed compass directions (or azimuths) used in navigation and cartography. A compass rose is primarily composed of four cardinal directions—north, east, south, and west—each sepa ...
** North Shore ***
Merrimack Valley The Merrimack Valley is a bi-state region along the Merrimack River in the U.S. states of New Hampshire and Massachusetts. The Merrimack is one of the larger waterways in New England and has helped to define the livelihood and culture of those ...
***
Cape Ann Cape Ann is a rocky peninsula in northeastern Massachusetts, United States on the Atlantic Ocean. It is about northeast of Boston and marks the northern limit of Massachusetts Bay. Cape Ann includes the city of Gloucester and the towns of ...
**
Greater Boston Greater Boston is the metropolitan region of New England encompassing the municipality of Boston (the capital of the U.S. state of Massachusetts and the most populous city in New England) and its surrounding areas. The region forms the northern a ...
*
Southeastern Massachusetts Southeastern Massachusetts consists of those portions of Massachusetts located along Buzzards Bay, including the cities of New Bedford and Fall River and their respective suburbs. Despite the location of Cape Cod and the islands to its south, ...
** Cape Cod and Islands ***
Cape Cod Cape Cod is a peninsula extending into the Atlantic Ocean from the southeastern corner of mainland Massachusetts, in the northeastern United States. Its historic, maritime character and ample beaches attract heavy tourism during the summer mont ...
*** Martha's Vineyard *** Nantucket ** South Coast ** South Shore


Michigan


Lower Peninsula

*
Northern Michigan Northern Michigan, also known as Northern Lower Michigan (known colloquially to residents of more southerly parts of the state and summer residents from cities such as Detroit as " Up North"), is a region of the U.S. state of Michigan. A popul ...
** Traverse Bay Area ** Straits Area * Central/Mid-Michigan **
The Thumb The Thumb is a region and a peninsula of the U.S. state of Michigan, so named because the Lower Peninsula is shaped like a mitten. The Thumb area is generally considered to be in the Central Michigan region, east of the Tri-Cities and north of M ...
** Bluewater Area ** Tri-Cities **
Capital Region A capital region, also called a capital district or capital territory, is a region or district surrounding a capital city. It is not always the official term for the region, but may sometimes be used as an informal synonym. Capital regions can exis ...
*
West Michigan West Michigan and Western Michigan are terms for an arbitrary region in the U.S. state of Michigan's Lower Peninsula. Most narrowly it refers to the Grand Rapids- Muskegon-Holland area, and more broadly to most of the region along the Lower Pe ...
** Southwest Michigan **
Michiana Michiana is a region in northern Indiana and southwestern Michigan centered on the city of South Bend, Indiana. The Chamber of Commerce of St. Joseph County, Indiana defines Michiana as St. Joseph County and "counties that contribute at least ...
** Grand Rapids area *
Southeast Michigan Southeast Michigan, also called southeastern Michigan, is a region in the Lower Peninsula of Michigan that is home to a majority of the state's businesses and industries as well as slightly over half of the state's population, most of whom are c ...
**
Metro Detroit The Detroit metropolitan area, often referred to as Metro Detroit, is a major metropolitan area in the U.S. State of Michigan, consisting of the city of Detroit and its Southeast Michigan, surrounding area. There are varied definitions of the a ...


Upper Peninsula

*
Copper Country The Copper Country is an area in the Upper Peninsula of Michigan in the United States, including Keweenaw County, Michigan, Houghton, Baraga and Ontonagon counties as well as part of Marquette County. The area is so named as copper mining w ...
**
Copper Island Copper Island is a local name given to the northern part of the Keweenaw Peninsula (projecting northeastward into Lake Superior at the western end of the Upper Peninsula of Michigan, United States of America), separated from the rest of the Kewe ...
* Central Upper Peninsula ** US 41 Corridor *
Eastern Upper Peninsula The Upper Peninsula of Michigan – also known as Upper Michigan or colloquially the U.P. – is the northern and more elevated of the two major landmasses that make up the U.S. state of Michigan; it is separated from the Lower Peninsula by ...
** Straits Area ** Soo Area


Minnesota

*
Arrowhead Region The Arrowhead Region is located in the northeastern part of the U.S. state of Minnesota, so called because of its pointed shape. The predominantly rural region encompasses of land area and includes Carlton, Cook, Lake and Saint Louis countie ...
*
Boundary Waters The Boundary Waters, also called the Quetico-Superior Country, is a region of wilderness straddling the Canada–United States border between Ontario and Minnesota, in the area just west of Lake Superior. While "Boundary Waters" is a common name ...
* Buffalo Ridge *
Central Minnesota Central Minnesota is the central part of the state of Minnesota. No definitive boundaries of the region exist, but most definitions would include the land north of Interstate 94, east of U.S. Highway 59, south of U.S. Highway 2, and west of U.S. H ...
*
Coulee Region The Driftless Area, a topographical and cultural region in the American Midwest, comprises southwestern Wisconsin, southeastern Minnesota, northeastern Iowa, and the extreme northwestern corner of Illinois. Never covered by ice during the la ...
*
Iron Range The term Iron Range refers collectively or individually to a number of elongated iron-ore mining districts around Lake Superior in the United States and Canada. Much of the ore-bearing region lies alongside the range of granite hills formed by ...
* Minnesota River Valley * North Shore *
Northwest Angle The Northwest Angle, known simply as the Angle by locals, and coextensive with Angle Township, is a pene-exclave of northern Lake of the Woods County, Minnesota. Except for surveying errors, it is the only place in the contiguous United Stat ...
*
Pipestone Region Pipestone County is a county in the U.S. state of Minnesota. As of the 2020 census, the population was 9,424. Its county seat is Pipestone. History The county was formed on May 23, 1857, by act of the territorial legislature, but was not org ...
* Red River Valley *
Southeast Minnesota Southeast Minnesota comprises the corner of the U.S. state of Minnesota south of the Twin Cities metropolitan area extending east, and part of the multi-state area known as the Driftless Area. Rochester is the largest city in the area; other majo ...
* Twin Cities Metro


Mississippi

*
Mississippi Alluvial Plain The Mississippi River Alluvial Plain is an alluvial plain created by the Mississippi River on which lie parts of seven U.S. states, from southern Louisiana to southern Illinois (Illinois, Missouri, Kentucky, Tennessee, Arkansas, Mississippi, Lo ...
* Mississippi Delta *
Mississippi Gulf Coast The Mississippi Gulf Coast, also known as Mississippi Coast, Mississippi Gulf Coast region, Coastal Mississippi, and The Coast, is the area of Mississippi along the Mississippi Sound at the northern extreme of the Gulf of Mexico. Geography At th ...
* Natchez Trace


Missouri

*
Boonslick The Boonslick, or Boone's Lick Country, is a cultural region of Missouri along the Missouri River that played an important role in the westward expansion of the United States and the development of Missouri's statehood in the early 19th century. Th ...
* Bootheel *
Dissected Till Plains The Dissected Till Plains are physiographic sections of the Central Lowlands province, which in turn is part of the Interior Plains physiographic division of the United States, located in southern and western Iowa, northeastern Kansas, the southw ...
* Kansas City Metropolitan Area * Lead Belt * Little Dixie *
Ozarks The Ozarks, also known as the Ozark Mountains, Ozark Highlands or Ozark Plateau, is a physiographic region in the U.S. states of Missouri, Arkansas, Oklahoma and the extreme southeastern corner of Kansas. The Ozarks cover a significant port ...
* Platte Purchase * St. Louis Metropolitan Area


Montana

*
Big Horn Mountains The Bighorn Mountains ( cro, Basawaxaawúua, lit=our mountains or cro, Iisaxpúatahchee Isawaxaawúua, label=none, lit=bighorn sheep's mountains) are a mountain range in northern Wyoming and southern Montana in the United States, forming a nort ...
* Eastern Montana *
The Flathead The Flathead Valley is a region of the U.S. state located in the Northwestern Montana. It includes parts of Flathead County and Lake County. Notable communities include Kalispell, Bigfork, Whitefish, Columbia Falls, Polson, Ronan, and St ...
* Glacier Country * Glacier National Park *
Regional designations of Montana The Regional designations of Montana vary widely within the U.S state of Montana. The state is a large geographical area () that is split by the Continental Divide, resulting in watersheds draining into the Pacific Ocean, Gulf of Mexico and ...
* South Central Montana * Southwestern Montana * Two Medicine *
Western Montana Western Montana is the western region of the U.S. state of Montana. The most restrictive definition limits western Montana only to the parts of the state west of the Continental Divide. Other common definitions add in the mountainous areas east ...
*
Yellowstone National Park Yellowstone National Park is an American national park located in the western United States, largely in the northwest corner of Wyoming and extending into Montana and Idaho. It was established by the 42nd U.S. Congress with the Yellowst ...


Nebraska

*
Nebraska Panhandle The Nebraska Panhandle is an area in the western part of the state of Nebraska and one of several U.S. state panhandles, or elongated geographical regions that extend from their main political entity. The Nebraska panhandle is two-thirds as bro ...
*
Northwest Nebraska The points of the compass are a set of horizontal, radially arrayed compass directions (or azimuths) used in navigation and cartography. A compass rose is primarily composed of four cardinal directions—north, east, south, and west—each sepa ...
* Pine Ridge *
Rainwater Basin The Rainwater Basin wetland region is a loess plain located south of the Platte River in south-central Nebraska.Krueger, J.P., 1986. ''Development of oriented lakes in the eastern rainbasin region of south-central Nebraska.'' Master’s thesis, D ...
* Sand Hills * Southeast Nebraska * South Central Nebraska *
Wildcat Hills The Wildcat Hills are an escarpment between the North Platte River and Pumpkin Creek in the western Panhandle, in the state of Nebraska in the Great Plains region of the United States. Located in Banner, Morrill, and Scotts Bluff counties, the h ...


Nevada

*
Black Rock Desert __NOTOC__ The Black Rock Desert is a semi-arid region (in the Great Basin shrub steppe eco-region) of lava beds and playa, or alkali flats, situated in the Black Rock Desert–High Rock Canyon Emigrant Trails National Conservation Area, a si ...
* Lake Tahoe *
Las Vegas Valley The Las Vegas Valley is a major metropolitan area in the southern part of the U.S. state of Nevada, and the second largest in the Southwestern United States. The state's largest urban agglomeration, the Las Vegas Metropolitan Statistical Area i ...
*
Mojave Desert The Mojave Desert ( ; mov, Hayikwiir Mat'aar; es, Desierto de Mojave) is a desert in the rain shadow of the Sierra Nevada mountains in the Southwestern United States. It is named for the indigenous Mojave people. It is located primarily ...
* Pahranagat Valley * Sierra Nevada


New Hampshire

*
Connecticut River Valley The Connecticut River is the longest river in the New England region of the United States, flowing roughly southward for through four states. It rises 300 yards (270 m) south of the U.S. border with Quebec, Canada, and discharges at Long Island ...
* Dartmouth-Lake Sunapee Region (overlaps with Connecticut River Valley) * Great North Woods Region * Lakes Region *
Merrimack Valley The Merrimack Valley is a bi-state region along the Merrimack River in the U.S. states of New Hampshire and Massachusetts. The Merrimack is one of the larger waterways in New England and has helped to define the livelihood and culture of those ...
**
Golden Triangle Golden Triangle may refer to: Places Asia * Golden Triangle (Southeast Asia), named for its opium production * Golden Triangle (Yangtze), China, named for its rapid economic development * Golden Triangle (India), comprising the popular tourist ...
*
Monadnock Region The Monadnock Region is a region in southwestern New Hampshire. It is named after Mount Monadnock, a 3,165 foot isolated mountain, which is the dominant geographic landmark in the region. Although it has no specific borders, the Monadnock Region i ...
(overlaps with Connecticut River Valley) * Seacoast Region * White Mountains


New Jersey

*
North Jersey North Jersey comprises the northern portions of the U.S. state of New Jersey between the upper Delaware River and the Atlantic Ocean. The designation of northern New Jersey with a distinct toponym is a colloquial one rather than an administrati ...
** Skylands *** Amwell Valley *** Black Dirt Region (shared with New York) *** Great Valley **** Sussex County Snow Belt ***
Hunterdon Plateau Hunterdon Plateau is a plateau in western Hunterdon County, New Jersey. It borders the higher Musconetcong Mountain to the northwest, the Delaware River to the west, Amwell Valley to the south and the lower lying areas of the Newark Basin to the ...
***
Ridge-and-Valley Appalachians The Ridge-and-Valley Appalachians, also called the Ridge and Valley Province or the Valley and Ridge Appalachians, are a physiographic province of the larger Appalachian division and are also a belt within the Appalachian Mountains extending ...
***
Highlands Highland is a broad term for areas of higher elevation, such as a mountain range or mountainous plateau. Highland, Highlands, or The Highlands, may also refer to: Places Albania * Dukagjin Highlands Armenia * Armenian Highlands Australia *Sou ...
***
Somerset Hills The Somerset Hills is known as the northern region of Somerset County located in the U.S. state of New Jersey and includes the municipalities of Bedminster, Bernardsville, Bernards Township, Far Hills, Peapack & Gladstone. The Morris County co ...
***
The Sourlands The Sourlands is a region in the US state of New Jersey that includes portions of Hunterdon County, Mercer County and Somerset County. It is centered on Sourland Mountain and comprises parts of Lambertville, East Amwell, West Amwell, Hillsbo ...
** Gateway *** Chemical Coast/Soundshore ***
Hudson Waterfront The Hudson Waterfront is an urban area of northeastern New Jersey along the lower reaches of the Hudson River, the Upper New York Bay and the Kill van Kull. Though the term can specifically mean the shoreline, it is often used to mean the contigu ...
**** North Hudson *** Meadowlands ***
Pascack Valley The Pascack Valley is the name for a region of New Jersey, United States, contained within Bergen County. It is named for the Pascack Brook. The region consists of eight municipalities: Montvale, Park Ridge, Woodcliff Lake, Hillsdale, Westwood ...
***
Raritan Bayshore The Raritan Bayshore region of New Jersey is a subregion of the larger Jersey Shore. It is the area around Raritan Bay from The Amboys to Sandy Hook, in Monmouth and Middlesex counties, including the towns of Woodbridge, Perth Amboy, South Amboy, ...
*** West Hudson *
Central Jersey Central Jersey is the central region of the U.S. state of New Jersey. The designation of Central New Jersey is a distinct administrative toponym. Geographic area and descriptions While the State of New Jersey is often divided into North and ...
** Bayshore ** Jersey Shore ** Shore Region * South Jersey ** Shore Region *** Northern Headlands **** Irish Riviera ***
New Jersey Pine Barrens The New Jersey Pine Barrens, also known as the Pinelands or simply the Pines, is the largest remaining example of the Atlantic coastal pine barrens ecosystem, stretching across more than seven counties of New Jersey. Two other large, contiguou ...
** Delaware Valley ***
New Jersey Pine Barrens The New Jersey Pine Barrens, also known as the Pinelands or simply the Pines, is the largest remaining example of the Atlantic coastal pine barrens ecosystem, stretching across more than seven counties of New Jersey. Two other large, contiguou ...
***
The Sourlands The Sourlands is a region in the US state of New Jersey that includes portions of Hunterdon County, Mercer County and Somerset County. It is centered on Sourland Mountain and comprises parts of Lambertville, East Amwell, West Amwell, Hillsbo ...
**
Southern Shore Southern may refer to: Businesses * China Southern Airlines, airline based in Guangzhou, China * Southern Airways, defunct US airline * Southern Air, air cargo transportation company based in Norwalk, Connecticut, US * Southern Airways Express, ...
***
Cape May Cape May consists of a peninsula and barrier island system in the U.S. state of New Jersey. It is roughly coterminous with Cape May County and runs southwards from the New Jersey mainland, separating Delaware Bay from the Atlantic Ocean. The so ...
*** The Glades *** Tri Cities ( Bridgeton, Millville,
Vineland ''Vineland'' is a 1990 novel by Thomas Pynchon, a postmodern fiction set in California, United States in 1984, the year of Ronald Reagan's reelection.Knabb 2002 Through flashbacks by its characters, who have lived the sixties in their youth, th ...
) *** Tri-County Farm Belt ** Greater Atlantic City ***
New Jersey Pine Barrens The New Jersey Pine Barrens, also known as the Pinelands or simply the Pines, is the largest remaining example of the Atlantic coastal pine barrens ecosystem, stretching across more than seven counties of New Jersey. Two other large, contiguou ...
*** Central Corridor Piedmont Region


New Mexico

*
Central New Mexico Central New Mexico is the central region of the U.S. state of New Mexico. In the center of this region is Albuquerque, New Mexico, the largest city in the state. Communities The top seven largest cities in Central New Mexico are: # Albuquerque ...
* Eastern New Mexico *
New Mexico Bootheel The New Mexico Bootheel is a salient which comprises the southwestern corner of New Mexico. As part of the Gadsden Purchase it is bounded on the east by the Mexican state of Chihuahua along a line at extending south to latitude 31°20′0″N ...
*
Northern New Mexico Northern New Mexico in cultural terms usually refers to the area of heavy-Spanish settlement in the north-central part of New Mexico. However, New Mexico state government also uses the term to mean the northwest and north central, but to exclude ...


New York

*
Downstate New York Downstate New York is a region that generally consists of the southeastern and more densely populated portion of the U.S. state of New York, in contrast to Upstate New York, which comprises a larger geographic area with much sparser population di ...
**
New York metropolitan area The New York metropolitan area, also commonly referred to as the Tri-State area, is the largest metropolitan area in the world by urban landmass, at , and one of the most populous urban agglomerations in the world. The vast metropolitan area ...
** The Five Boroughs (
New York City New York, often called New York City or NYC, is the most populous city in the United States. With a 2020 population of 8,804,190 distributed over , New York City is also the most densely populated major city in the Un ...
) ** Long Island *** Nassau County *** Suffolk County **** East End ****
The Hamptons The Hamptons, part of the East End of Long Island, consist of the towns of Southampton and East Hampton, which together comprise the South Fork of Long Island, in Suffolk County, New York. The Hamptons are a popular seaside resort and one o ...
*** North Shore (Gold Coast) *** South Shore **
Westchester County Westchester County is located in the U.S. state of New York. It is the seventh most populous county in the State of New York and the most populous north of New York City. According to the 2020 United States Census, the county had a population ...
**
Rockland County Rockland County is the southernmost county on the west side of the Hudson River in the U.S. state of New York. It is part of the New York metropolitan area. It is about from the Bronx at their closest points. The county's population, as of t ...
** Putnam County *
Upstate New York Upstate New York is a geographic region consisting of the area of New York State that lies north and northwest of the New York City metropolitan area. Although the precise boundary is debated, Upstate New York excludes New York City and Long Is ...
** Erie Canal Corridor ***
New York State Canal System The New York State Canal System (formerly known as the New York State Barge Canal) is a successor to the Erie Canal and other canals within New York. Currently, the system is composed of the Erie Canal, the Oswego Canal, the Cayuga–Seneca Cana ...
*** New York State Canalway Trail **
Western New York Western New York (WNY) is the westernmost region of the U.S. state of New York. The eastern boundary of the region is not consistently defined by state agencies or those who call themselves "Western New Yorkers". Almost all sources agree WNY i ...
***
Holland Purchase The Phelps and Gorham Purchase was the purchase in 1788 of of land in what is now western New York State from the Commonwealth of Massachusetts for $1,000,000 ( £300,000), to be paid in three annual installments, and the pre-emptive right to th ...
*** Burned-over district **
Finger Lakes The Finger Lakes are a group of eleven long, narrow, roughly north–south lakes located south of Lake Ontario in an area called the ''Finger Lakes region'' in New York, in the United States. This region straddles the northern and transitional ...
** former Leatherstocking Country (now the
Central New York Region The Central New York Region (formerly the Central-Leatherstocking Region, also known as Leatherstocking Country) is a term used by the New York State Department of Economic Development to broadly describe the central region of New York for to ...
) **
Central New York Central New York is the central region of New York State, including the following counties and cities: With a population of about 773,606 (2009) and an area of , the region includes the Syracuse metropolitan area. Definitions The New York ...
***
Central New York Military Tract The Military Tract of Central New York, also called the New Military Tract, consisted of nearly of bounty land set aside in Central New York to compensate New York's soldiers after their participation in the Revolutionary War. Establishment T ...
***
Phelps and Gorham Purchase The Phelps and Gorham Purchase was the purchase in 1788 of of land in what is now western New York State from the Commonwealth of Massachusetts for $1,000,000 ( £300,000), to be paid in three annual installments, and the pre-emptive right to th ...
*** Syracuse metropolitan area ** Mohawk Valley ** Southern Tier **
Capital District A capital district, capital region or capital territory is normally a specially designated administrative division where a country's seat of government is located. As such, in a federal model of government, no state or territory has any poli ...
** North Country ***
Adirondack Mountains The Adirondack Mountains (; a-də-RÄN-dak) form a massif in northeastern New York with boundaries that correspond roughly to those of Adirondack Park. They cover about 5,000 square miles (13,000 km2). The mountains form a roughly circular ...
****
Adirondack Park The Adirondack Park is a part of Forest Preserve (New York), New York's Forest Preserve in northeastern New York (state), New York, United States. The park was established in 1892 for “the free use of all the people for their health and pleasur ...
***
Ski country Ski country is the hilly, snowy portions of the boundary between the Niagara Frontier and the Southern Tier of the western part of New York. Weather The area is a largely hilly terrain, mostly downwind from Lake Erie, Lake Ontario and the F ...
***
Thousand Islands The Thousand Islands (french: Mille-Îles) constitute a North American archipelago of 1,864 islands that straddles the Canada–US border in the Saint Lawrence River as it emerges from the northeast corner of Lake Ontario. They stretch for abo ...
***
Tug Hill Tug Hill, sometimes referred to as the Tug Hill Plateau, is an upland region in northern New York State, famous for heavy winter snows. The Tug Hill region is east of Lake Ontario, north of Oneida Lake, and west of the Adirondack Mountains. The r ...
** Catskill Mountains ***
Borscht Belt The Borscht Belt, or Jewish Alps, is a colloquial term for the mostly defunct summer resorts of the Catskill Mountains in parts of Sullivan, Orange, and Ulster counties in the U.S. state of New York, straddling both Upstate New York and the nort ...
**
Hudson Valley The Hudson Valley (also known as the Hudson River Valley) comprises the valley of the Hudson River and its adjacent communities in the U.S. state of New York. The region stretches from the Capital District including Albany and Troy south to ...
***
Shawangunk Ridge The Shawangunk Ridge , also known as the Shawangunk Mountains or The Gunks, is a ridge of bedrock in Ulster County, Sullivan County and Orange County in the state of New York, extending from the northernmost point of the border with New Jerse ...
*** Black Dirt Region (shared with New Jersey)


North Carolina

*
Western North Carolina Western North Carolina (often abbreviated as WNC) is the region of North Carolina which includes the Appalachian Mountains; it is often known geographically as the state's Mountain Region. It contains the highest mountains in the Eastern United ...
** Foothills Region *** South Mountains *** The Unifour (Catawba Valley Area) ** High Country (Boone Area) ** Land of the Sky ***
Asheville Metropolitan Area The Asheville metropolitan area is a metropolitan area centered on the principal city of Asheville, North Carolina. The U.S. Office of Management and Budget defines the Asheville, North Carolina Metropolitan Statistical Area, a metropolitan statis ...
**** Great Craggy Mountains ***
Blue Ridge Mountains The Blue Ridge Mountains are a Physiographic regions of the world, physiographic province of the larger Appalachian Mountains range. The mountain range is located in the Eastern United States, and extends 550 miles southwest from southern Pennsy ...
**** Black Mountains **** Brushy Mountains ****
Great Balsam Mountains The Great Balsam Mountains, or Balsam Mountains, are in the mountain region of western North Carolina, United States. The Great Balsams are a subrange of the Blue Ridge Mountains, which in turn are a part of the Appalachian Mountains. The most f ...
**** Unaka Mountains ****
Unicoi Mountains The Unicoi Mountains are a mountain range rising along the border between Tennessee and North Carolina in the southeastern United States. They are part of the Blue Ridge Mountain Province of the Southern Appalachian Mountains. The Unicois are ...
***
Great Smoky Mountains The Great Smoky Mountains (, ''Equa Dutsusdu Dodalv'') are a mountain range rising along the Tennessee–North Carolina border in the southeastern United States. They are a subrange of the Appalachian Mountains, and form part of the Blue Ridge ...
****
Tennessee Valley The Tennessee Valley is the drainage basin of the Tennessee River and is largely within the U.S. state of Tennessee. It stretches from southwest Kentucky to north Alabama and from northeast Mississippi to the mountains of Virginia and North Car ...
* Central North Carolina ** Piedmont Crescent *** Metropolitan Charlotte (Metrolina) **** Lake Norman Area *** Metropolitan Piedmont Triad ****
Sauratown Mountains The Sauratown Mountains, which are sometimes called "the mountains away from the mountains", are an isolated mountain range located within Stokes and Surry counties in the U.S. state of North Carolina. The vast majority of the range is located i ...
**** Uwharrie Mountains **** Yadkin Valley ** The Research Triangle **** New Hope Valley **** Triangle East *
Eastern North Carolina Eastern North Carolina (sometimes abbreviated as ENC) is the region encompassing the eastern tier of North Carolina. It is known geographically as the state's Coastal Plain region. Primary subregions of Eastern North Carolina include the Sandhil ...
** Fayetteville Metropolitan Area **
Inner Banks The Inner Banks is a neologism made up by developers and tourism promoters to describe the inland coastal region of eastern North Carolina. Without historical precedent, the term "Inner Banks" is an early 21st-century construct that is part of a ...
*** Albemarle *** Global TransPark Economic Development Area *** Tidewater ** Lower Cape Fear (Wilmington Area) **
Outer Banks The Outer Banks (frequently abbreviated OBX) are a string of barrier islands and spits off the coast of North Carolina and southeastern Virginia, on the east coast of the United States. They line most of the North Carolina coastline, separating ...
***
Crystal Coast In North Carolina, the Crystal Coast is an 85-mile stretch of coastline that extends from the Cape Lookout National Seashore, which includes 56 miles of protected beaches, southwestward to the New River. The Crystal Coast is a popular area with ...
****
Bogue Banks Bogue Banks form a barrier island off the mainland of North Carolina in Carteret County. The island, separated from the mainland by Bogue Sound, runs east to west, with the ocean beaches facing due south. Bogue Banks is the only island on the C ...
****
Down East "Down East", also "Downeast", is a term for parts of eastern coastal New England and Canada, particularly the U.S. state of Maine and Canada's Maritime Provinces, an area that closely corresponds to the historical French territory of Acadia. Th ...
** Sandhills


North Dakota

*
Badlands Badlands are a type of dry terrain where softer sedimentary rocks and clay-rich soils have been extensively eroded."Badlands" in ''Chambers's Encyclopædia''. London: George Newnes, 1961, Vol. 2, p. 47. They are characterized by steep slopes, m ...
*
Drift Prairie The Drift Prairie is a geographic region of North Dakota and South Dakota. In North Dakota, the Drift Prairie is the transition zone between two zones. The gently rolling hills and shallow lakes were formed by Glaciation, glacial action, while the ...
*
Missouri Escarpment The Missouri Escarpment is a ridge in North Dakota approximately 100 miles to the west of the Red River Valley The Red River Valley is a region in central North America that is drained by the Red River of the North; it is part of both Canada ...
*
Missouri Plateau The Missouri Coteau, or Missouri Plateau, (french: Coteau du Missouri) is a large plateau that stretches along the eastern side of the valley of the Missouri River in central North Dakota and north-central South Dakota in the United States. In t ...
(''Missouri Coteau'' in French) *
Missouri River Corridor Missouri is a state in the Midwestern region of the United States. Ranking 21st in land area, it is bordered by eight states (tied for the most with Tennessee): Iowa to the north, Illinois, Kentucky and Tennessee to the east, Arkansas to th ...
* Red River Valley


Northern Mariana Islands

* Northern Islands ** Alamagan **
Anatahan Anatahan is an island in the Northern Mariana Islands in the Pacific Ocean, and has one of the most active volcanoes of the archipelago. Although formerly inhabited, the island is currently uninhabited due to the constant danger of volcanic er ...
**
Agrihan Agrihan (also spelled Agrigan) is an island in the Northern Mariana Islands in the Pacific Ocean. The island is currently uninhabited. Agrihan is located to the north of Pagan. History The first European to discover the island was Gonzalo G ...
**
Asuncion Island Asuncion (from Spanish meaning "ascension" in reference to the Spanish explorers belief in the "Asuncion" of the Holy Virgin Mary) is the third northernmost island in the Northern Mariana Islands chain in the Pacific Ocean. The island is uninhabi ...
**
Farallon de Medinilla Farallon de Medinilla (also known as No'os) is an uninhabited small island in the Northern Mariana Islands in the Pacific Ocean. It is located north of Saipan, and is the smallest island in the archipelago (not counting the Zealandia Bank). Pol ...
**
Farallon de Pajaros Farallón de Pájaros (from Spanish ''Farallón de Pájaros'', meaning "Birds' Sea Stack", see Stack (geology)), also known as Uracus or Urracas (from Spanish ''Urracas'', meaning "Magpies"), is a small (2.3 km2) uninhabited volcanic island, ...
**
Guguan Guguan is an island in the Northern Mariana Islands in the Pacific Ocean. The island is currently uninhabited. Guguan is located south from Alamagan and north from Saipan, and is northeast from Sarigan. History Guguan was discovered in 1668 b ...
** Maug Islands ** Pagan (island), Pagan ** Sarigan * Rota (island), Rota * Saipan * Tinian


Ohio

* Allegheny Plateau * Appalachian Ohio * Cincinnati-Northern Kentucky metropolitan area * Columbus, Ohio metropolitan area * Connecticut Western Reserve (historic, now defunct) * Great Black Swamp (shared with
Indiana Indiana () is a U.S. state in the Midwestern United States. It is the 38th-largest by area and the 17th-most populous of the 50 States. Its capital and largest city is Indianapolis. Indiana was admitted to the United States as the 19th s ...
) * The Lake Erie Islands * Miami Valley * Northeast Ohio (often used interchangeably with Greater Cleveland, but also includes the counties of Ashtabula County, Ohio, Ashtabula, Portage County, Ohio, Portage, Summit County, Ohio, Summit, Trumbull County, Ohio, Trumbull, Mahoning County, Ohio, Mahoning and Columbiana County, Ohio, Columbiana.) * Northwest Ohio


Oklahoma

* Central Oklahoma * Cherokee Outlet * Green Country (Oklahoma), Green Country * Choctaw Country * Little Dixie (Oklahoma), Little Dixie * Northwestern Oklahoma * Oklahoma Panhandle, Panhandle * South Central Oklahoma * Southwestern Oklahoma


Oregon

* Cascade Range * Central Oregon * Columbia Plateau * Columbia River * Columbia River Gorge * Eastern Oregon * Goose Lake Valley * Harney Basin * High Desert (Oregon), High Desert * Hood River Valley * Mount Hood Corridor * Northwest Oregon * Oregon Coast *
Palouse The Palouse ( ) is a distinct geographic region of the northwestern United States, encompassing parts of north central Idaho, southeastern Washington, and, by some definitions, parts of northeast Oregon. It is a major agricultural area, prima ...
*
Portland metropolitan area The Portland metropolitan area is a metro area in the U.S. states of Oregon and Washington centered on the principal city of Portland, Oregon. The U.S. Office of Management and Budget (OMB) identifies it as the Portland–Vancouver–Hillsboro, ...
* Rogue Valley * Southern Oregon *
Treasure Valley The Treasure Valley is a valley in the western United States, primarily in southwestern Idaho, where the Payette, Boise, Weiser, Malheur, Owyhee, and Burnt rivers drain into the Snake River. It includes all the lowland areas from Vale in rur ...
* Tualatin Valley * Warner Valley * Western Oregon * Willamette Valley


Pennsylvania

* Allegheny National Forest * Coal Region *
Cumberland Valley The Cumberland Valley is a northern constituent valley of the Great Appalachian Valley, within the Atlantic Seaboard watershed in Pennsylvania and Maryland. The Appalachian Trail crosses through the valley. Geography The valley is bound to ...
* Delaware Valley * Pennsylvania Dutch Country, Dutch Country * Endless Mountains * Pennsylvania Highlands Region, Highlands Region * Laurel Highlands * Lehigh Valley * Northern Tier (Pennsylvania), Northern Tier * Northeastern Pennsylvania * Pennsylvania's Northwest Region, Northwest Region * Philadelphia Main Line * Pittsburgh metropolitan area * South Central Pennsylvania * Susquehanna River, Susquehanna Valley * Pocono Mountains, The Poconos * Western Pennsylvania * Wyoming Valley


Puerto Rico

* Caja de Muertos * Culebra, Puerto Rico, Culebra * Desecheo Island * Isla de Mona * Puerto Rico, Puerto Rico (main island) ** Cordillera Central (Puerto Rico), Cordillera Central ** El Yunque National Forest, El Yunque * Vieques, Puerto Rico, Vieques


Rhode Island

* Blackstone Valley * Block Island * East Bay (Rhode Island), East Bay * Warwick, Rhode Island, West Bay * Washington County, Rhode Island, South County


South Carolina

* South Carolina Lowcountry, The Lowcountry * Midlands (South Carolina), The Midlands * Upstate South Carolina, The Upstate *Travel/Tourism locations ** Grand Strand ** Lake Murray Country ** South Carolina Lowcountry, The Lowcountry & Resort Islands ** Ninety-Six District, South Carolina, Old 96 District ** Olde English District ** Pee Dee ** Santee Cooper Country *Other geographical distinctions **
Blue Ridge Mountains The Blue Ridge Mountains are a Physiographic regions of the world, physiographic province of the larger Appalachian Mountains range. The mountain range is located in the Eastern United States, and extends 550 miles southwest from southern Pennsy ...
** Charleston, South Carolina metropolitan area, Charleston metropolitan area ** Coastal South Carolina ** Columbia, South Carolina metropolitan area, Columbia metropolitan area ** Piedmont (United States), The Piedmont ** Rock Hill, South Carolina Area ** Sandhills (Carolina), The Sandhills ** Sea Islands ** West Ashley


South Dakota

* East River (South Dakota), East River and West River (South Dakota), West River, divided by the Missouri River * Badlands National Park, Badlands * Black Hills *
Coteau des Prairies The Coteau des Prairies is a plateau approximately 200 miles in length and 100 miles in width (320 by 160 km), rising from the prairie flatlands in eastern South Dakota, southwestern Minnesota, and northwestern Iowa in the United States. ...


Tennessee

* East Tennessee * Middle Tennessee * West Tennessee *Other geographical distinctions: ** Highland Rim ** Nashville Basin ** Tennessee Valley


Texas

* Brazos Valley * Central Texas ** Texas blackland prairies ** Texas Hill Country, The Hill Country *
Gulf Coast The Gulf Coast of the United States, also known as the Gulf South, is the coast, coastline along the Southern United States where they meet the Gulf of Mexico. The list of U.S. states and territories by coastline, coastal states that have a shor ...
** Galveston Bay ** Greater Houston * East Texas **
Piney Woods The Piney Woods is a temperate coniferous forest terrestrial ecoregion in the Southern United States covering of East Texas, southern Arkansas, western Louisiana, and southeastern Oklahoma. These coniferous forests are dominated by several sp ...
and Northeast Texas * North Texas ** Dallas – Fort Worth Metroplex ** Texoma * South Texas ** Mission Country ** Rio Grande Valley (Texas), Rio Grande Valley * Southeast Texas ** Golden Triangle (Texas), Golden Triangle ** Greater Houston * Texas Midwest/West-Central Texas (includes Abilene, Texas, Abilene, San Angelo, Texas, San Angelo, Brownwood, Texas) * Texas Urban Triangle (Houston to San Antonio to Dallas-Fort Worth) * West Texas ** Concho Valley ** Edwards Plateau ** Llano Estacado (a portion of northwest Texas) ** Permian Basin (North America), Permian Basin ** South Plains (includes 24 counties south of the Texas Panhandle and north of the Permian Basin) ** Texas Panhandle (pictured) ** Trans-Pecos ** Great Plains


U.S. Minor Outlying Islands

*
Baker Island Baker Island, formerly known as New Nantucket, is an uninhabited atoll just north of the Equator in the central Pacific Ocean about southwest of Honolulu. The island lies almost halfway between Hawaii and Australia. Its nearest neighbor is H ...
*
Howland Island Howland Island () is an uninhabited coral island located just north of the equator in the central Pacific Ocean, about southwest of Honolulu. The island lies almost halfway between Hawaii and Australia and is an unorganized, unincorporated ter ...
*
Jarvis Island Jarvis Island (; formerly known as Bunker Island or Bunker's Shoal) is an uninhabited coral island located in the South Pacific Ocean, about halfway between Hawaii and the Cook Islands. It is an unincorporated, unorganized territory of the Un ...
* Johnston Island *
Kingman Reef Kingman Reef is a largely submerged, uninhabited, triangle-shaped reef, geologically an atoll, east-west and north-south, in the North Pacific Ocean, roughly halfway between the Hawaiian Islands and American Samoa. It has an area of 3 hectar ...
* Midway Atoll * Navassa Island *
Palmyra Atoll Palmyra Atoll (), also referred to as Palmyra Island, is one of the Northern Line Islands (southeast of Kingman Reef and north of Kiribati). It is located almost due south of the Hawaiian Islands, roughly one-third of the way between Hawaii a ...
*
Wake Island Wake Island ( mh, Ānen Kio, translation=island of the kio flower; also known as Wake Atoll) is a coral atoll in the western Pacific Ocean in the northeastern area of the Micronesia subregion, east of Guam, west of Honolulu, southeast of T ...


U.S. Virgin Islands

*Saint Croix *Saint John, U.S. Virgin Islands, Saint John *Saint Thomas, U.S. Virgin Islands, Saint Thomas


Utah

* Cache Valley * Colorado Plateau * Dixie (Utah), Dixie * Great Salt Lake Desert *
Mojave Desert The Mojave Desert ( ; mov, Hayikwiir Mat'aar; es, Desierto de Mojave) is a desert in the rain shadow of the Sierra Nevada mountains in the Southwestern United States. It is named for the indigenous Mojave people. It is located primarily ...
* San Rafael Swell * Southeastern Utah * Southwestern Utah * Uinta Mountains * Wasatch Back * Wasatch Front * Wasatch Range


Vermont

* Burlington, Vermont metropolitan area, Burlington metropolitan area * Champlain Valley * Green Mountains * Mount Mansfield * Northeast Kingdom


Virginia

* Eastern Shore of Virginia, Eastern Shore * Hampton Roads * Historic Triangle * Piedmont region of Virginia * Northern Neck * Northern Virginia * Greater Richmond Region * Shenandoah Valley * South Hampton Roads * Southside (Virginia), Southside Virginia * Southwest Virginia * Tidewater region of Virginia, Tidewater * Tri-Cities, Virginia, Tri-Cities * Virginia Peninsula


Washington

* Central Washington * Columbia Plateau * Eastern Washington * Kitsap Peninsula * Long Beach Peninsula * Okanagan Country * Olympic Mountains * Olympic Peninsula * Puget Sound region, Puget Sound *
Rocky Mountains The Rocky Mountains, also known as the Rockies, are a major mountain range and the largest mountain system in North America. The Rocky Mountains stretch in straight-line distance from the northernmost part of western Canada, to New Mexico ...
* San Juan Islands * Skagit Valley * Southwest Washington * Tri-Cities, Washington, Tri-Cities * Walla Walla County, Washington, Walla Walla Valley * Western Washington * Yakima River, Yakima Valley


West Virginia

* Eastern Panhandle of West Virginia, Eastern Panhandle * North Central West Virginia * Northern Panhandle of West Virginia, Northern Panhandle * Potomac Highlands of West Virginia, Potomac Highlands * Southern West Virginia


Wisconsin

Wisconsin can be divided into regions of Wisconsin, five geographic regions. * Central Plain (Wisconsin), Central Plain * Eastern Ridges and Lowlands * Lake Superior Lowland * Northern Highland * Western Upland


Wyoming

* Bighorn Basin * Powder River Country


Other regional listings


Regions of the Boy Scouts of America

* Central Region (Boy Scouts of America), Central Region * Northeast Region (Boy Scouts of America), Northeast Region * Southern Region (Boy Scouts of America), Southern Region * Western Region (Boy Scouts of America), Western Region


5 Geographic Regions

A common but unofficial way of referring to regions in the United States is grouping them into 5 regions according to their geographic position on the continent. They are the Northeast, Southeast, Midwest, Southwest, and West.


See also

* Geography of the United States * Historic regions of the United States * List of metropolitan areas of the United States * Media market, e.g., Nielsen Designated Market Area * Political divisions of the United States * United States territory * Vernacular geography


Notes


References


External links


U.S. Library of Congress Map of the US Regions
{{DEFAULTSORT:Regions Of The United States, List Of Regions of the United States, * Regions of the United States by state, *List United States geography-related lists United States history-related lists United States science-related lists Regions of North America by country, United States