Area code 970 is a telephone

area code A telephone numbering plan is a type of numbering scheme used in telecommunication to assign telephone numbers to subscriber telephones or other telephony endpoints. Telephone numbers are the addresses of participants in a telephone network, rea ...

in the

North American Numbering Plan The North American Numbering Plan (NANP) is an integrated telephone numbering plan for twenty-five regions in twenty countries, primarily in North America and the Caribbean. This group is historically known as World Zone 1, World Numbering Zone ...

(NANP) for the western and northern parts of the

U.S. The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 states and a federal capital district, Washington, D.C. The 48 contiguous ...

State of Colorado Colorado is a state in the Western United States. It is one of the Mountain states, sharing the Four Corners region with Arizona, New Mexico, and Utah. It is also bordered by Wyoming to the north, Nebraska to the northeast, Kansas to the east ...

. The

numbering plan area The North American Numbering Plan (NANP) is an integrated telephone numbering plan for twenty-five regions in twenty countries, primarily in North America and the Caribbean. This group is historically known as World Zone 1, World Numbering Zone ...

includes

Aspen Aspen is a common name for certain tree species in the Populus sect. Populus, of the ''Populus'' (poplar) genus. Species These species are called aspens: * ''Populus adenopoda'' – Chinese aspen (China, south of ''P. tremula'') * ''Populus da ...

, Breckenridge,

Durango Durango, officially the Free and Sovereign State of Durango, is one of the 31 states which make up the Political divisions of Mexico, 32 Federal Entities of Mexico, situated in the northwest portion of the country. With a population of 1,832,650 ...

Estes Park Estes Park () is a List of municipalities in Colorado#Statutory town, statutory town in Larimer County, Colorado, United States. The town population was 5,904 at the 2020 United States census. Estes Park is a part of the Fort Collins, CO Metropo ...

Fort Collins A fortification (also called a fort, fortress, fastness, or stronghold) is a military construction designed for the defense of territories in warfare, and is used to establish rule in a region during peacetime. The term is derived from La ...

Glenwood Springs Glenwood Springs is a home rule municipality and the county seat of Garfield County, Colorado, United States. According to the 2020 United States census, the city has a population of 9,963. It is located at the confluence of the Roaring Fork ...

, Grand Junction, Greeley, Loveland, Silverthorne, Steamboat Springs, and

Vail Vail is a home rule municipality in Eagle County, Colorado, United States. The population of the town was 4,835 in 2020. Home to Vail Ski Resort, the largest ski mountain in Colorado, the town is known for its hotels, dining, and for the nume ...

History

Area code 970 was established on April 2, 1995 in an

area code split In telecommunications, an area code split is the practice of introducing a new telephone area code by geographically dividing an existing numbering plan area (NPA), and assigning area codes to the resulting divisions, but retaining the existing a ...

area code 303 __NOTOC__ Year 303 ( CCCIII) was a common year starting on Friday of the Julian calendar. It was known in the Roman Empire as the Year of the Consulship of Diocletian and Maximian (or, less frequently, year 1056 ''Ab urbe condita''). The deno ...

, which was retained by the

Denver metropolitan area Denver is the central city of a conurbation region in the U.S. state of Colorado. The conurbation includes one continuous region consisting of the six central counties of Adams, Arapahoe, Broomfield, Denver, Douglas, and Jefferson. The Denver regi ...

. In 2023, the North American Numbering Plan Administrator estimated that area code 970 would reach numbering exhaustion by 2026. On December 18, 2023, the

Colorado Public Utilities Commission The Public Utilities Commission of the State of Colorado (PUC) provides regulatory oversight of public utilities in the State of Colorado of the United States. The Colorado PUC consists of a director and three commissioners appointed by the Gove ...

approved the addition of area code 748 for the all-services distributed overlay of NPA 970. The overlay complex is scheduled for service on July 7, 2025. No central office codes of area code 748 may be installed before complete exhaustion of area code 970.

Ten-digit dialing

Area code 970 has PCS telephone numbers assigned for the central office code 988 in the Fort Collins exchange. As of October 17, 2020, ''988'' has been assigned by law as a three-digit code for the

National Suicide Prevention Lifeline The Suicide and Crisis Lifeline in the United States, or Suicide Crisis Helpline in Canada, and formerly known as the National Suicide Prevention Lifeline, is a suicide prevention and crisis help line to a network of a large number of crisis ce ...

. To avoid conflicts in switching systems, the

Federal Communications Commission The Federal Communications Commission (FCC) is an independent agency of the United States government that regulates communications by radio, television, wire, internet, wi-fi, satellite, and cable across the United States. The FCC maintains j ...

ordered telecommunication carriers of 83 area codes, including 970, to transition to

ten-digit dialing Ten-digit dialing is a telephone dialing procedure in the countries and territories of the North American Numbering Plan (NANP). It is the practice of including the area code of a telephone number when Dialling (telephony), dialing to initiate a t ...

, even when the area code is not involved in an

overlay complex In telecommunications, an area code overlay complex is a telephone numbering plan that assigns multiple area codes to the same geographic numbering plan area (NPA). Area code overlays are implemented in territories of the North American Numbe ...

. Per the timeline set by the North American Numbering Plan Administrator, permissive dialing began on April 24, 2021 and ten-digit dialing has been required from October 24, 2021.

References

External links

{{DEFAULTSORT:Area Code 970

970 Year 970 ( CMLXX) was a common year starting on Saturday of the Julian calendar, the 970th year of the Common Era (CE) and ''Anno Domini'' designations, the 970th year of the 1st millennium, the 70th year of the 10th century, and the 1st year ...

Telecommunications-related introductions in 1995

History

Ten-digit dialing

See also

References

External links