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Numbering plan areas and area codes since May 2001 September 1997 – May 2001 July 1988 – September 1997 October 1947 – July 1988. Massachusetts is divided into five distinct numbering plan areas (NPAs), which are served by nine area codes in the North American Numbering Plan (NANP), [1] organized as four overlay complexes and a single-area code NPA.
Area codes 508 and 774. Area codes 508 and 774 are telephone area codes in the North American Numbering Plan (NANP) for the U.S. state of Massachusetts. The numbering plan area comprises south-central and most of southeastern Massachusetts (LATA 128). It includes Worcester, Outer south and southwest Greater Boston (such as the MetroWest region ...
Area code 781 and 339 are telephone area codes in the North American Numbering Plan for the U.S. state of Massachusetts. The numbering plan area consists of Boston’s inner suburbs, known as the Route 128 corridor, and some outer suburbs, especially in the South Shore region. It was created as in an area code split of area code 617 on ...
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Area codes 617 and 857. 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 surrounding communities such as Brookline, Cambridge, Newton and Quincy. Area code 617 is one of the original North American area codes created in October ...
Massachusetts numbering plan areas and area codes. Area code 413 is a telephone area code in the North American Numbering Plan (NANP) for the western third of Massachusetts. It is the largest numbering plan area in the Commonwealth, and extends from the New York state line eastward into Worcester County (only the towns of Hardwick and Warren ...
The region of area codes 978 and 351 Massachusetts area codes since May 2001. Area codes 978 and 351 are telephone area codes in the North American Numbering Plan for north central and most of northeastern Massachusetts. Area code 978 was created in an area code split of area code 508 on September 1, 1997. A permissive dialing period ended on ...
Area code 603. Area code 603 in a 1956 map, covering the . Area code 603 is the sole area code for the U.S. state of New Hampshire in the North American Numbering Plan (NANP). It was created as one of the original 86 numbering plan areas in October 1947. In 2011, area code 603 was said to be nearing exhaustion and a second area code for New ...