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  2. List of North Carolina area codes - Wikipedia

    en.wikipedia.org/wiki/List_of_North_Carolina...

    The area codes in the state of North Carolina are as follows: 252 - North Coastal Plain region in the northeast corner of the state, containing the Outer Banks (split from 919 in 1998) 910 / 472 - South Coastal Plain region in the southeast corner of the state, including Wilmington (split from 919 in 1993; 472 created as overlay beginning on ...

  3. Area codes 919 and 984 - Wikipedia

    en.wikipedia.org/wiki/Area_codes_919_and_984

    The original area code, 919, was created in 1954 as a split from area code 704, then serving the entire state. After successive splits in the 1990s, the numbering plan area received a second area code, 984, in 2011, as an overlay area code for the same territory.

  4. Telephone exchange names - Wikipedia

    en.wikipedia.org/wiki/Telephone_exchange_names

    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]

  5. List of North American Numbering Plan area codes - Wikipedia

    en.wikipedia.org/wiki/List_of_North_American...

    once reserved as a third area code for West Virginia, but it was replaced by a 304-932 exchange area code + exchange number in Charleston; 933: not in use; available for non-geographic assignment easily recognizable code (ERC) 934: New York (Suffolk County on Long Island) July 16, 2016: overlaid on 631; 935: not in use; available for geographic ...

  6. Area codes 910 and 472 - Wikipedia

    en.wikipedia.org/wiki/Area_codes_910_and_472

    Map of North Carolina area codes. Area codes 910 and 472 are telephone area codes in the North American Numbering Plan (NANP) for southeastern North Carolina. The area codes form an overlay for a numbering plan area (NPA) that includes the cities of Wilmington, Jacksonville, Laurinburg, Lumberton and Fayetteville. Area code 910 was established ...

  7. Interchangeable NPA and central office codes - Wikipedia

    en.wikipedia.org/wiki/Interchangeable_NPA_and...

    By 1971 the North American network had been prepared for operation with central office codes that permitted the digits 0 and 1 as the middle digit, i.e. with the number format NXX (less N11), where N=2–9, and X=0–9. [4]

  8. Telephone prefix - Wikipedia

    en.wikipedia.org/wiki/Telephone_prefix

    A telephone prefix is the first set of digits after the country, and area codes of a telephone number. In the North American Numbering Plan countries (country code 1), it is the first three digits of a seven-digit local phone number, the second three digits of the 3-3-4 scheme. In other countries, both the prefix and the number may have ...

  9. Abbreviated dialing - Wikipedia

    en.wikipedia.org/wiki/Abbreviated_dialing

    These dialing codes provide access to special local services, such as 911 for emergency services, which is a facility mandated by law in the United States. The FCC specified how the N11 codes of 211, 311, 511, 711 and 811 codes would be used for various types of public information under NANP. [7] [8] N11-numbers provide access to special services.