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Interactive map of the numbering plan areas of the Commonwealth of Pennsylvania (blue). This is a list of telephone area codes of Pennsylvania. In 1947, the American Telephone and Telegraph Company divided Pennsylvania into four numbering plan areas (NPAs) and assigned distinct area codes for each.
The initial area codes were created in 1947 as routing codes for operator-assisted calls. Quebec and Ontario were the only provinces that received multiple area codes. Quebec was split between area codes 514 and 418. Area code 514 was originally assigned to the entire western half of Quebec from the Canada–US border to the Hudson Strait. 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.
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 .
Pages for logged out editors learn more. Contributions; Talk; Area code 514/438
The 219 area code covers the northwest part of the state, including the cities of Gary, Hammond, Merrillville, Valparaiso and Michigan City. The 574 area code covers north-central Indiana, and includes the cities of South Bend, North Judson and Warsaw. The 260 area code covers the northeast section of Indiana, including Fort Wayne and Angola.
This page was last edited on 22 January 2023, at 16:16 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
Map of previous proposed split of 814 with 582, showing county lines. When numbering pool exhaustion became a threat in the 2000s, the Pennsylvania Public Utility Commission (PUC) approved a numbering plan split in December 2009, that would have assigned area code 582 to most of the northwestern portion of the territory, including Erie, by 2012. [2]