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This site provides information about the North American Numbering Plan (NANP) and its administration. The NANP is the numbering plan for the Public Switched Telephone Network for Canada, the US and its territories, and some Caribbean countries. Transition to 10-Digit dialing for 988 More Information NANPA Web Guide NANPA Help Desk.
Contents. Toll-free telephone numbers in the North American Numbering Plan. Toll-free telephone numbers in the North American Numbering Plan have the area code prefix 800, 833, 844, 855, 866, 877, and 888. Additionally, area codes 822, 880 through 887, and 889 are reserved for toll-free use in the future. 811 is excluded because it is a special ...
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.
3 de dez. de 2012 · The North American Numbering Plan (NANP) is the basic numbering scheme permitting interoperable telecommunications services within the U.S., Canada, Bermuda, and most of the Caribbean.Section 251 (e) (1) of the Act required the Commission to create or designate one or more impartial entities to administer telecommunications numbering and to ...
NANP stands for North American Numbering Plan.It is a telephone numbering plan designed and used commonly by 19 different countries and territories in North America. These countries include the United States and its territories, Anguilla, Antigua & Barbuda, Bermuda, the Bahamas, Barbados, the British Virgin Islands, Canada, the Cayman Islands, Dominica, the Dominican Republic, Grenada, Jamaica ...
Le plan de numérotage nord-américain ( North American Numbering Plan ou NANP) est un système intégré de numérotation téléphonique commun à 20 pays en Amérique du Nord . AT&T a développé ce plan de numérotation en 1947 pour simplifier et faciliter les communications locales et longue-distance. Sa mise en œuvre a débuté en 1951.
In North America ten-digit dialing is required in areas with overlay numbering plans, in which multiple area codes are assigned to the same area. The strict correlation of a telephone number to a geographical area has been broken by technical advances, such as local number portability in the North American Numbering Plan and voice over IP services.
