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Numbering plan areas and area codes since May 2001 September 1997 [1] – May 2001 [2] July 1988 [3] – September 1997 [4] [5] October 1947 – July 1988 [6]. Massachusetts is divided into five distinct numbering plan areas (NPAs), which are served by nine area codes in the North American Numbering Plan (NANP), [7] organized as four overlay complexes and a single-area code NPA.
Highlighted area of the numbering plan area overlay of 508 and 774 Map of the Massachusetts area codes since May 2001 Map of area code 508 from its inception in July 1988 until it was split in September 1997 Map of the original two area codes of Massachusetts. Area codes 508 and 774 are telephone area codes in the North American Numbering Plan ...
Map showing the region covered by area codes 617 and 857 Map of current Massachusetts area codes (since May 2001) Massachusetts area codes from October 1947 until July 1988 Area codes 617 and 857 are telephone area codes in the North American Numbering Plan (NANP) for the U.S. state of Massachusetts , serving the city of Boston and several ...
Area code 603 in a 1956 map, covering the whole state. Area code 603 is the sole area code for the U.S. state of New ... Massachusetts area codes: 413, 508/774 ...
once reserved as a third area code for West Virginia, but it was replaced by a 304-932 exchange area code + exchange number in Charleston; 933: not in use; available for non-geographic assignment easily recognizable code (ERC) 934: New York (Suffolk County on Long Island) July 16, 2016: overlaid on 631; 935: not in use; available for geographic ...
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To find out the 25 poorest and richest area codes, GOBankingRates used the 2015 Census Community Survey, the most recent data available, to rank cities across the nation in order of mean household ...
Initially, area codes with the middle digit 0 were assigned to numbering plan areas that comprised an entire state or province, while jurisdictions with multiple numbering plan areas received area codes having 1 as the second digit. As network growth could not be predicted accurately over more than a few years, this pattern was abandoned by ...