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  2. List of New Jersey area codes - Wikipedia

    en.wikipedia.org/wiki/List_of_New_Jersey_area_codes

    Numbering plan areas and area codes of New Jersey. The area codes in the U.S. State of New Jersey are a component of the North American Numbering Plan.. Area code 201 was the original, sole area code for New Jersey in 1947, when the American Telephone and Telegraph Company (AT&T) devised the first continental telephone numbering plan.

  3. List of area code overlays - Wikipedia

    en.wikipedia.org/wiki/List_of_area_code_overlays

    An area code overlay is a numbering plan area (NPA) in the North American Numbering Plan (NANP) that has multiple area codes assigned. Overlay complexes are used to add central office prefixes in an NPA to increase the number of available telephone numbers .

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

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

    A numbering plan area with multiple area codes is called an overlay. Area codes are also assigned for non-geographic purposes. The rules for numbering NPAs do not permit the digits 0 and 1 in the leading position. [1] Area codes with two identical trailing digits are easily recognizable codes (ERC).

  5. 30 Scam Phone Numbers To Block and Area Codes To Avoid - AOL

    www.aol.com/19-dangerous-scam-phone-numbers...

    The good news is that scams operate in many known area codes, so you can avoid being the next victim simply by honing in on the list of scammer phone numbers. Read Next: 6 Unusual Ways To Make ...

  6. Overlay complex - Wikipedia

    en.wikipedia.org/wiki/Overlay_complex

    In telecommunications, an area code overlay complex is a telephone numbering plan that assigns multiple area codes to the same geographic numbering plan area (NPA). Area code overlays are implemented in territories of the North American Numbering Plan (NANP) to mitigate exhaustion of central office codes in growth areas. The method has been in ...

  7. Area codes 201 and 551 - Wikipedia

    en.wikipedia.org/wiki/Area_codes_201_and_551

    Numbering plan areas and area codes of New Jersey Map of numbering plan area 201/551. Area codes 201 and 551 are telephone area codes in the North American Numbering Plan (NANP) in the U.S. State of New Jersey. Area code 201 was the area code assigned to the entire state of New Jersey in 1947, when the North American area code system was formed.

  8. Category:North American Numbering Plan - Wikipedia

    en.wikipedia.org/wiki/Category:North_American...

    Original North American area codes; A. Area code 458 and 541; C. ... Enhanced 911; L. List of area code overlays; M. Mobile dial code; N. N11 code; North American ...

  9. List of future North American area codes - Wikipedia

    en.wikipedia.org/wiki/List_of_future_North...

    This is a list of future area codes in the North American Numbering Plan (NANP) that are in the planning stages for relief of central office code exhaustion in the given numbering plan areas (NPAs). The dates are subject to change during implementation as published in the official NANP Administrator Planning Letters .