There are 16

counties A county is a geographic region of a country used for administrative or other purposesChambers Dictionary, L. Brookes (ed.), 2005, Chambers Harrap Publishers Ltd, Edinburgh in certain modern nations. The term is derived from the Old French ...

and 1

independent city An independent city or independent town is a city or town that does not form part of another general-purpose local government entity (such as a province). Historical precursors In the Holy Roman Empire, and to a degree in its successor states ...

in the

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 ...

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, ...

. On November 25, 1861, the first Nevada Territorial Legislature established 9 counties. Nevada was admitted to the Union on October 31, 1864, with 11 counties. In 1969, Ormsby County and Carson City were consolidated into a single municipal government known as Carson City. The FIPS county code is the five-digit Federal Information Processing Standard (FIPS) code which uniquely identifies counties and county equivalents in the United States. The three-digit number is unique to each individual county within a state, but to be unique within the entire United States, it must be prefixed by the state code. This means that, for example, while

Churchill County, Nevada Churchill County is a county in the western U.S. state of Nevada. As of the 2020 census, the population was 25,516. Its county seat is Fallon. Named for Mexican–American War hero brevet Brigadier General Sylvester Churchill, the county wa ...

is 001,

Alameda County, California Alameda County ( ) is a county located in the U.S. state of California. As of the 2020 census, the population was 1,682,353, making it the 7th-most populous county in the state and 21st most populous nationally. The county seat is Oakland. Alam ...

and

Baker County, Oregon Baker County is one of the 36 counties in the U.S. state of Oregon. As of the 2020 census, the population was 16,668. The county seat and largest city is Baker City. The county was organized on September 22, 1862, when a portion of Wasco Co ...

are also 001. To uniquely identify Churchill County, Nevada, one must use the state code of 32 plus the county code of 001; therefore, the unique nationwide identifier for Churchill County, Nevada is 32001. The links in the column

FIPS County Code The Federal Information Processing Standard Publication 6-4 (FIPS 6-4) is a five-digit Federal Information Processing Standards code which uniquely identified counties and county equivalents in the United States, certain U.S. possessions, and certa ...

are to the Census Bureau Info page for that county.

Counties

Defunct counties

Bullfrog County, Nevada Bullfrog County was an uninhabited county in the U.S. state of Nevada created by the Nevada Legislature in 1987. It comprised a area around Yucca Mountain enclosed by Nye County, from which it was created. Its county seat was located in the state ...

, formed in 1987 from part of Nye county. Creation was declared unconstitutional and abolished in 1989. * Lake County, Nevada, one of the original nine counties formed in 1861. Renamed Roop County in 1862. Part became

Lassen County, California Lassen County () is a county in the northeastern portion of the U.S. state of California. As of the 2020 census, the population was 32,730. The county seat and only incorporated city is Susanville. Lassen County comprises the Susanville, Cali ...

in 1864. Nevada remainder annexed in 1883 to Washoe county. *

Ormsby County, Nevada Ormsby County was a county in Nevada Territory from 1861 to 1864 and in the State of Nevada from 1864 until 1969. It contained Carson City, the county seat, and later, the state capital, founded two years earlier. Name It was named after Major ...

, one of the original nine counties formed in 1861. Consolidated in 1969 with the county seat, Carson City, forming the independent city of that name.

References

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Counties A county is a geographic region of a country used for administrative or other purposesChambers Dictionary, L. Brookes (ed.), 2005, Chambers Harrap Publishers Ltd, Edinburgh in certain modern nations. The term is derived from the Old French ...