Massachusetts Area Codes
9 area codes in Massachusetts, United States. Country code: +1. Find area codes by city and region.
All Massachusetts Area Codes
| Area Code | Major Cities | Region |
|---|---|---|
| 339 | Boston (overlay) | East |
| 351 | Northeast (overlay) | Northeast |
| 413 | Springfield | West |
| 508 | Worcester, Cape Cod | Central/Southeast |
| 617 | Boston | Boston |
| 774 | Central (overlay) | Central |
| 781 | Boston suburbs | East |
| 857 | Boston (overlay) | Boston |
| 978 | Lowell, Lawrence | Northeast |
About Massachusetts Area Codes
Massachusetts uses 9 area codes under the North American Numbering Plan (NANP). When calling within Massachusetts, dial the 3-digit area code followed by the 7-digit phone number. From abroad: exit code + 1 + area code + number.