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In 1947, the American Telephone and Telegraph Company (AT&T) devised the first nationwide telephone numbering plan and assigned the original North American area codes. The state of California was divided into three numbering plan areas (NPAs) with distinct area codes: 213, 415, and 916, for the southern, central, and northern parts of the state ...
Numbering plan areas in California (blue) and border states. This map is clickable; click on any region shown to visit the page for those area codes.Area codes 657 and 714 are shown in red. Area codes 714 and 657 are telephone area codes in the North American Numbering Plan for the southern part of the U.S. state of California.
Area codes are also assigned for non-geographic purposes. The rules for numbering NPAs do not permit the digits 0 and 1 in the leading position. [1] Area codes with two identical trailing digits are easily recognizable codes (ERC). NPAs with 9 in the second position are reserved for future format expansion.
Area code 540 was established on July 15, 1995, when numbering plan area 703 was divided. The independent cities of Alexandria, Fairfax, Falls Church, Manassas, and Manassas Park and the counties of Arlington, Fairfax, (Eastern) Loudon County and Prince William along with a very small portion of Fauquier County and Stafford County remained in the area code 703, while the rest of the area was ...
Numbering plan areas in California (blue) and border states. This map is clickable; click on any region shown to visit the page for those area codes.Area codes 408 and 669 are shown in red. Area codes 408 and 669 are telephone area codes in the North American Numbering Plan (NANP) in the U.S. state of California.
County FIPS code [5] County seat [6] [7] Est. [6] Origin Etymology Population [8] Area [6] Map Accomack County: 001: Accomac: 1663: Accomac Shire was established in 1634 as one of the original eight shires of Virginia.
Los Angeles-Long Beach-Anaheim, CA Metropolitan Statistical Area: August 1, 1889 Placer: 404,739 1407 Sacramento–Roseville–Arden-Arcade, CA Metropolitan Statistical Area: April 25, 1851 Plumas: 19,790 2554 March 18, 1854 Riverside: 2,418,185 7208 Riverside-San Bernardino-Ontario, CA Metropolitan Statistical Area: May 9, 1893 Sacramento ...
The red-colored area is the northern region of the Commonwealth of Virginia served by area code 703 and its overlay code 571.. Area codes 703 and 571 are telephone area codes in the North American Numbering Plan (NANP) for Northern Virginia, including the independent cities of Alexandria, Fairfax, Falls Church, Manassas, and Manassas Park, as well as all of Arlington and Fairfax counties and ...