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Map of Oklahoma with area code boundaries. The state of Oklahoma is served by the following area codes: 405/572: Central Oklahoma including Oklahoma City (original area code created in 1947; 572 added as overlay on April 24, 2021 [1] [2] [3] 580: Western and southern Oklahoma (split from 405 in 1997)
Area code 816 served points generally north and west of Columbia and Jefferson City, while area code 314 served the eastern third of the state, including St. Louis. In 1951, a third NPA with area code 417 was created for southwestern Missouri, including the cities of Branson, Joplin, and Springfield.
St. Louis originally began in 1906 as a community named Simpsonville when J. R. Simpson opened a cotton gin, a gristmill and then a general store. It is unclear when the name of the community was changed to St. Louis. A town plat was not filed until March 9, 1927, and a post office was established in 1928. [5]
Mississippi (Gulfport, Biloxi, Pascagoula, Bay St. Louis, and southmost Mississippi) September 15, 1997: ... split of 405 and to give Oklahoma two area codes, ...
List of Oklahoma area codes; 0–9. Area codes 405 and 572; Area code 580; Area codes 918 and 539
The other three area codes serving Oklahoma are 918 and 539, which cover northeastern Oklahoma (including the city of Tulsa); and 580, which serves western and southern Oklahoma. Area code 405 was one of the original area codes put into service in 1947 by telecom giant AT&T. Until January 1, 1953, it covered the entire state of Oklahoma.
This is a list of telephone area codes in the state of Missouri. The area codes are allocated within the North American Numbering Plan (NANP). The two original area codes for Missouri in 1947 were 314 and 816. Area code 417 was split off from 816 in 1950, and the other area codes followed more than 40 years later, due to the proliferation of ...
St. Louis, Missouri (communities such as, but not limited to, St. Louis, Overland, Bridgeton, Florissant, Webster Groves, Creve Coeur, Kirkwood and Sappington) Initial overlay area code plan was announced October 24, 2000. New 557 area code was announced in February 2022 and went into effect August 12, 2022.