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  2. Area codes 617 and 857 - Wikipedia

    en.wikipedia.org/wiki/Area_codes_617_and_857

    Some mobile telephone numbers from the 1990s assigned to communities in the area surrounding 617 (which is now the 781 area code) kept the 617 area code after the split. Area code 508 was split from 617 on July 16, 1988. Area code 978 subsequently split from 508 on September 1, 1997. Area code 781 was split from 617 on September 1, 1997.

  3. List of Massachusetts area codes - Wikipedia

    en.wikipedia.org/wiki/List_of_Massachusetts_area...

    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. Eastern Massachusetts has area codes 339, 351, 508, 617, 774, 781, 857, and 978. [8] Western Massachusetts has area code 413 ...

  4. List of North American Numbering Plan area codes - Wikipedia

    en.wikipedia.org/wiki/List_of_North_American...

    568 reserved as a fifth area code for the region. 781: Massachusetts (Canton, Hanson, Lincoln, Nahant, Plympton, Revere, Stoughton, Winchester, and east-central Massachusetts) September 1, 1997: split of 617; 2001: overlaid by 339; 782: Nova Scotia and Prince Edward Island: November 30, 2014: overlaid on 902; 851 reserved as a third area code ...

  5. Area code 617 - Wikipedia

    en.wikipedia.org/?title=Area_code_617&redirect=no

    Retrieved from "https://en.wikipedia.org/w/index.php?title=Area_code_617&oldid=276068315"

  6. Area codes 781 and 339 - Wikipedia

    en.wikipedia.org/wiki/Area_codes_781_and_339

    Major cities and towns with the area code include Waltham, Woburn, Lynn, Weymouth and Dedham. It was created as in an area code split of area code 617 on September 1, 1997. [1] Use of 781 became mandatory February 1, 1998. [2] Area code 339 is an overlay complex code for the same service area, activated on May 2, 2001. [3]

  7. Area codes 508 and 774 - Wikipedia

    en.wikipedia.org/wiki/Area_codes_508_and_774

    Area code 508 was activated for service on July 16, 1988, in an area code split of 617, [1] with a semicircle around Boston retaining 617 and the central offices in the northern, western, and southern parts of the area being reassigned to area code 508. Permissive dialing of 617 and 508 continued until January 1, 1989. On September 1, 1997 ...

  8. List of area code overlays - Wikipedia

    en.wikipedia.org/wiki/List_of_area_code_overlays

    An area code overlay is a numbering plan area (NPA) in the North American Numbering Plan (NANP) ... 617: Boston, Cambridge and Quincy, Massachusetts: 858: 619:

  9. List of future North American area codes - Wikipedia

    en.wikipedia.org/wiki/List_of_future_North...

    This is a list of future area codes in the North American Numbering Plan (NANP) that are in the planning stages for relief of central office code exhaustion in the given numbering plan areas (NPAs). The dates are subject to change during implementation as published in the official NANP Administrator Planning Letters .