Area code 580

Area code 580 serves most of southern and western Oklahoma, including Ada, Boise City, Lawton, Enid, Ponca City, Altus, Frederick, Weatherford, Guymon, Durant, and Ardmore. 580 was created by splitting from 405 on 1 November 1997. 405 was retained by the urban core of central Oklahoma, including Oklahoma City, The state's other area codes, 539/918, serve the northeast, including Tulsa.

Area code 580

Area code 580 serves most of southern and western Oklahoma, including Ada, Boise City, Lawton, Enid, Ponca City, Altus, Frederick, Weatherford, Guymon, Durant, and Ardmore. 580 was created by splitting from 405 on 1 November 1997. 405 was retained by the urban core of central Oklahoma, including Oklahoma City, The state's other area codes, 539/918, serve the northeast, including Tulsa.