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The Bureau of Transportation Statistics (BTS), as part of the United States Department of Transportation (US DOT), maintains a list of U.S. state and country codes, [1] named World Area Codes (WAC). (U.S.) State and (world) country codes
The nine world zones are generally defined geographically, with exceptions for political and historical alignment. Zone 1 uses closed numbering plan, identified by the digit 1 as country code. An area code of three digits dialed after the country code determines the area served in the United States and its territories, Canada, and much of the ...
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). NPAs with 9 in the second position are reserved for future format expansion.
List of ISO country codes (ISO 3166) ITU country code (International Telecommunication Union) List of country calling codes E.164; Mobile country code E.212; Maritime identification digits; List of ITU letter codes (radiocommunication division) UIC country code (International Union of Railways) List of GS1 country codes; List of NATO country codes
Other countries maintain an autonomous numbering plan with distinct country codes within the international E.164 specifications by the International Telecommunication Union. Original North American area codes; List of North American Numbering Plan area codes; Telephone numbers in Mexico; Telephone numbers in Greenland
The next batch of numbers (200) represent the area code. The regional, district and area codes come together to form the postcode. The last batch of numbers (1987) represent the unique address of the location. A combination of the postcode and the unique address make up the digital address. [7] Gibraltar: GI: GX11 1AA Single code used for all ...
Quick Take: List of Scam Area Codes. More than 300 area codes exist in the United States alone which is a target-rich environment for phone scammers.
Area Codes most commonly refer to routing codes of geographic areas in the telephone numbering plan. Area Codes may also refer to: "Area Codes" (Ludacris song) , 2001