Area Codes in Massachusetts

Massachusetts uses 9 area codes and runs on Eastern Time.

Area codes
9
Region
New England
Time zone
ET
Cities listed
6
339
Lynn
Massachusetts
351
Haverhill
Massachusetts
413
Chicopee
Massachusetts
508
Cambridge
Massachusetts
617
Boston
Massachusetts
774
Brockton
Massachusetts
781
Lynn
Massachusetts
857
Boston
Massachusetts
978
Haverhill
Massachusetts