Area codes 978 and 351

Map showing the region covered by area codes 978 and 351
Map of current Massachusetts area codes (since May 2001)

Area code 978 was created as a split from area code 508 on September 1, 1997 and covers northcentral & most of northeastern Massachusetts (LATA code 128). Use of 978 became mandatory February 1, 1998. Prior to when this area was served by 508 (July 1988), It was served only by the 617 area code, along with the rest of the eastern two-thirds of the state. 351 has been sharing the service area since May 2, 2001. Since then, 10 digit local dialing is mandatory.

Cities

Regions

See also

References

    External links

    Massachusetts area codes: 339, 351, 413, 508, 617, 774, 781, 857, 978
    North: 603
    West: 413 351/978 East: 781/339, Atlantic Ocean
    South: 508/774, 781/339
    New Hampshire area codes: 603