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  2. Area code 580 serves most of southern and western Oklahoma, including Ada, Boise City, Lawton, Enid, Fairview, Ponca City, Altus, Frederick, Weatherford, Guymon, Durant, and Ardmore. 580 was created by splitting from 405 on 1 November 1997.

  3. Each NPA is identified by one or more numbering plan area codes (NPA codes, or area codes), consisting of three digits that are prefixed to each local telephone number having seven digits. A numbering plan area with multiple area codes is called an overlay. Area codes are also assigned for non-geographic purposes.

    Code
    Territory Or Use
    Date
    200
    not in use; available for non-geographic ...
    easily recognizable code (ERC)
    New Jersey ( Bergen County and Hudson ...
    1947
    1947
    Southwestern Connecticut ( Bridgeport, ...
    1947
  4. Area code 580 is located in Oklahoma. Get the area’s map, cities covered, current time, prefixes, and dialing instructions.

  5. Area codes 204, 431, and 584 are telephone area codes in the North American Numbering Plan (NANP) for the Canadian province of Manitoba. Area code 204 is one of the nine original North American area codes assigned to Canada in 1947.

  6. 5 days ago · Area code 580 is located in Oklahoma. Get area code location and dialing plans for all phone prefixes in area code 580.

    Area Code / Prefix
    Location
    Company / Service Provider
    CADDO, OK
    ONVOY, LLC - OK
    GRANITE, OK
    TELEPORT COMMUNICATIONS AMERICA OK - LLC
    CORDELL, OK
    ONVOY, LLC - OK
    FORTTOWSON, OK
    ONVOY, LLC - OK
    • OK-US
  7. 4 days ago · 580 is an area code located in the state of Oklahoma, US. The largest city it serves is Lawton. Location, time zone and map of the 580 area code

  8. This is a list of North American telephone area codes in effect for the North American Numbering Plan (NANP). The area to which an area code is officially assigned is known as a Numbering Plan Area (NPA). An area code is part of a telephone number in the United States, Canada, and the Caribbean.

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