page_title: List of Massachusetts area codes
hierarchical_section_title: List of Massachusetts area codes
context_page_description: This is a list of area codes in Massachusetts:
  As of March 2010, Massachusetts is split into two main regional calling areas.
  Eastern Massachusetts is considered as area codes: 339, 351, 508, 617, 774, 781, 857, and 978. Western Massachusetts is considered as area code 413. Area codes 339, 351, 774, and 857 are used on mobile lines; none or few landlines use them. Cell phones also use 508, 617, and 781 frequently.
context_section_description: This is a list of area codes in Massachusetts:
  As of March 2010, Massachusetts is split into two main regional calling areas.
  Eastern Massachusetts is considered as area codes: 339, 351, 508, 617, 774, 781, 857, and 978. Western Massachusetts is considered as area code 413. Area codes 339, 351, 774, and 857 are used on mobile lines; none or few landlines use them. Cell phones also use 508, 617, and 781 frequently.
caption: May 2001-present