List of North American Numbering Plan area codes - Wikipedia
WebEach 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.
Lists of North American area codes - Wikipedia
WebLists of North American area codes. The largest telephone numbering plan in North American is the North American Numbering Plan (NANP), serving 25 regions or countries. Other countries maintain an autonomous numbering plan with distinct country codes within the international E.164 specifications by the International Telecommunication Union .
List of North American Numbering Plan area codes
WebThis 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.
North American Numbering Plan - Wikipedia
WebCountry code. 1. International access. 011. List of dialing codes. 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.
North American Numbering Plan - Simple English Wikipedia, …
WebBeginning. Related pages. References. North American Numbering Plan. The North American Numbering Plan ( NANP) is a telephone numbering plan. It includes 24 countries and territories, including the United States, Canada, Bermuda, and 17 nations of the Caribbean. [1] [2] There are three-digit area codes and seven-digit telephone numbers.
NANPA : Number Resources - NPA (Area) Codes
WebDatabase field definitions are available. NANPA uses NPA Allocation Plan and Assignment Guidelines prepared by the ATIS-sponsored Industry Numbering Committee to administer area codes. More about area codes... The format of an area code is NXX, where N is any digit 2 through 9 and X is any digit 0 through 9.
Original North American area codes - Wikipedia
WebANC, once supplemented by interchangeable central office codes during the 1970s, increased the number of central office prefixes possible in each numbering plan area from 540 to an eventual maximum of 792. See also. List of future North American area codes; List of North American Numbering Plan area codes; References
About: List of North American Numbering Plan area codes
WebEach 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. Numbering plan areas may be assigned multiple area codes to provide adequate numbering resources, in which case the local numbering plan is called an overlay.
North American Numbering Plan expansion - Wikipedia
WebThe North American Numbering Plan is based on a ten-digit telephone number assigned to each telephone in the telephone network. The number is composed of the three-digit numbering plan area code, a three-digit central office code, and a …
List of New York area codes - Wikipedia
WebThe North American Numbering Plan Administration has divided the state of New York into twelve numbering plan areas (NPAs) with a total of 19 area codes. New York City. References. ^ Bolger, Timothy (December 19, 2014). "New Suffolk County Area Code Will be 934". Long Island Press. External links. NANPA area code map of New York. …
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