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A telephone numbering plan is a type of numbering scheme used in telecommunication to assign telephone numbers to subscriber telephones or other telephony endpoints. Telephone numbers are the addresses of participants in a telephone network, reachable by a system of destination code routing.
The North American Numbering Plan (NANP) is a telephone numbering plan for twenty-five regions in twenty countries, primarily in North America and the Caribbean. This group is historically known as World Zone 1 and has the telephone country code 1 .
Ensuring local number portability, which allows consumers to keep their existing phone number when switching to a new carrier; Ensuring access to number resources for all providers; Extending the life of the 10-digit number system, known as the North American Numbering Plan, through thousands-block number pooling and other measures
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.
Dec 28, 2020 · The North American Numbering Plan — also known as the NANP — is a telephone numbering plan that serves 20 North American countries (listed below). The NANP region mainly covers the US and its territories, Canada, and some Caribbean countries.
Dec 3, 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 make ...
The E.164 recommendation, also called the "international public telecommunications numbering plan," was first approved and published by the ITU-T in May 1997. The E.164 recommendation establishes a standard framework for every country to create its own international phone numbers.
