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Area code Additional overlay codes Parent of area code splits Location 215 [a] [b] 267, 445: Philadelphia and its immediately surrounding areas in the southeast corner of Pennsylvania 223: 717 [b] 267: 215 [b], 445: 272: 570 [b] 412 [a] [b] 878: Pittsburgh and its immediately surrounding areas in Allegheny County: 445: 215 [b], 267: 484: 610 [b ...
The area code was one of the original North American area codes created in 1947, when it was assigned to the entire southwestern corner of the state. [1] On August 17, 2001, the numbering plan area was converted to an overlay complex with area code 878, which also forms an overlay with area code 724, in the surroundings of the 412 service area.
Area code 835 was eventually approved by the Public Utility Commission on December 2, 2021. Assignment of central office codes in the new area code began on September 2, 2022. [4] When area codes were introduced in 1947, their middle digit was either 0 or 1. In 1994, area code 610 was the last area code assigned with digit 1 in that position.
Area code 724 is a telephone area code in the North American Numbering Plan for the Commonwealth of Pennsylvania in western and southwestern Pennsylvania, including a portion of the suburbs of Pittsburgh. It was created in an area code split of area code 412 on February 1, 1998, which made the 412 numbering plan area (NPA) an enclave for the ...
Holt County, Nebraska This page was last edited on 28 December 2019, at 18:56 (UTC). Text is available under the Creative Commons Attribution ... Code of Conduct;
Area code 878 is an area code in the North American Numbering Plan for Southwestern Pennsylvania, centered in Pittsburgh. It forms an overlay complex with two distinct numbering plan areas, 412 in Pittsburgh and some suburban areas and 724 in an area surrounding 412 in the southwestern corner of the state. Area code 878 was activated on August ...
The three area codes are overlay codes for one numbering plan area, among which 410 was the initial area code for the NPA, when it was split from area code 301 in 1991. 443 and 667 found assignment primarily in cellular service and for competitive local exchange carriers, such as Comcast and Cavalier Telephone, when introduced, but have since ...
Area code 570 was created when the 717 numbering plan area was divided on December 5, 1998. It was the first new Pennsylvania area code created outside Philadelphia and Pittsburgh since the implementation of the area code system. In 2009, it was projected that 570 would run out of numbers in the third quarter of 2011.