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The U.S. state of Alabama is served by six area codes. When the North American Numbering Plan was first defined in 1947, Alabama was a single numbering plan area (NPA), with area code 205. This configuration existed until 1995 when area code 334 was added for the southeastern part of the state. In 1998, area code 256 was assigned for northern ...
Coordinates: 33°34′N 87°18′W. Map of number plan area 205/659 (red) in Alabama. Area codes 205 and 659 are telephone area codes in the North American Numbering Plan (NANP) for the western and central parts of the U.S. state of Alabama, including the cities of Birmingham and Tuscaloosa. Area code 205 was one of the original North American ...
Coordinates: 34°8′N 85°58′W. Region covered by area code 256/938 in Alabama. Area codes 256 and 938 are telephone area codes in the North American Numbering Plan (NANP) for North Alabama, as well as some eastern portions of the state. The two area codes form an overlay plan for the same numbering plan area. Area code 256 was created in ...
Telephone numbers listed in 1920 in New York City having three-letter exchange prefixes. In the United States, the most-populous cities, such as New York City, Philadelphia, Boston, and Chicago, initially implemented dial service with telephone numbers consisting of three letters and four digits (3L-4N) according to a system developed by W. G. Blauvelt of AT&T in 1917. [1]
Area code 251. Coordinates: 31°6′N 87°55′W. Region covered by area code 251 in Alabama. Area code 251 is a telephone area code in the North American Numbering Plan (NANP) for southwestern Alabama, serving Mobile, Baldwin, and Washington counties and parts of six other counties. [1] It was created on June 18, 2001, as a split from area ...
1993: split to create 905. 2001: overlaid by 647. 2013: overlaid by 437. 2025: overlaid by 942. area code 387 is reserved as a fifth code for the region. 417. Missouri (Springfield, Joplin, Branson, Lamar, Lebanon, and most of southwestern Missouri) 1950. created from parts of the area codes 314 and 816.
According to 2023 U.S. Census data, the average population of Alabama's 67 counties is 76,246, with Jefferson County as the most populous (662,895), and Greene County (7,341) the least. [7] The average land area is 756 sq mi (1,958 km 2). The largest county is Baldwin (1,590 sq mi, 4,118 km 2) and the smallest is Etowah (535 sq mi, 1,386 km 2). [8]
Area code 334 is a telephone area code in the North American Numbering Plan (NANP) for southeastern Alabama. It was created on January 15, 1995, in an area code split from area code 205. [1] It was the first new area code in Alabama since the announcement of the area code system in 1947. To permit a transition period for the reconfiguration of ...