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List of Arkansas area codes. The state of Arkansas is served by four telephone area codes: 479, 501, 870, and 327. In 1947, when the North American Numbering Plan was first implemented, the entire state of Arkansas was assigned the area code 501. With Arkansas being relatively sparsely populated, this arrangement worked well until 1997, when ...
Area code 406. Area code 406 is the telephone area code in the North American Numbering Plan for the entire U.S. state of Montana. It has been Montana's only area code since the American Telephone and Telegraph Company created a nationwide telephone numbering plan in 1947. As of 2013, there were 1.7 million lines served by 47 carriers; all but ...
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 479. Area code 479 is a telephone area code in the North American Numbering Plan (NANP) for thirteen counties in the northwestern part of the U.S. state of Arkansas. The numbering plan area (NPA) includes the cities of Bentonville, Fayetteville, Fort Smith, Rogers, Siloam Springs and Springdale. It was created on January 19, 2002 in ...
Area codes 870 and 327. Area codes 870 and 327 are telephone area codes in the North American Numbering Plan (NANP) for southern, eastern, and most of northern Arkansas. 870 was created on April 14, 1997, in a split from area code 501, Arkansas's original area code of 1947, and 327 was added as part of an overlay complex in 2024.
Area code 501. Area code 501 as of post 2002. Area code 501 as of 1947–1995. Area code 501 is a telephone area code in the North American Numbering Plan (NANP) for central Arkansas, including Little Rock and most of its suburbs. The numbering plan area (NPA) comprises most communities in Cleburne, Conway, Faulkner, Garland, Hot Spring, Lonoke ...
Washington (all of eastern Washington, including Spokane, Ellensburg, Pullman, the Tri-Cities area, Walla Walla, Wenatchee, and Yakima) 1956: split of 206; 510: California (coastal regions of the East Bay: Oakland, Fremont, Hayward, Richmond, Berkeley, and Alameda) September 2, 1991: used until 1981 for TWX service; split of 415; 1998: split to ...
The numbering plan area begins just north and east of the Dallas–Fort Worth metroplex, and extends to the Oklahoma, Arkansas, and Louisiana state borders. Area code 903 was created November 4, 1990 in a split of area code 214. Area code 430 was assigned to the same service area on February 15, 2003 in creation of an overlay. Before October 18 ...