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All Area Codes/Massachusetts
781

Lynn, Massachusetts

Area code 781

Where Is Area Code 781?

Area code 781 is in eastern Massachusetts. It serves many suburbs north and south of Boston, including communities in Essex County, Middlesex County, Norfolk County, Plymouth County, and Suffolk County. Lynn is one of the cities associated with this area code.

Area code 781 covers a ring of communities around Boston rather than the city's downtown core. Major cities and towns in the 781 region include Lynn, Waltham, Medford, Quincy, Braintree, Burlington, Lexington, and Weymouth. It also serves many North Shore and South Shore communities.

This region includes well-known places such as the North Shore coastline and communities near Massachusetts Bay. Parts of the 781 area are close to major landmarks and institutions, including Tufts University in Medford and the historic Lexington Battle Green in Lexington. The area also includes coastal and suburban communities with strong ties to Greater Boston.

History of Area Code 781

Area code 781 was created on September 1, 1997, in a split from area code 617. The split happened as demand for new phone numbers grew in the Boston suburbs. The change gave many suburban communities their own area code while 617 remained in Boston and some nearby areas.

Area code 781 later received an overlay from area code 339 on May 2, 2001. The overlay added more numbers to the same geographic region without changing the boundaries of 781. This growth reflected the continued expansion of landlines, fax lines, mobile phones, and other telecommunications services in eastern Massachusetts.

Key Facts About Area Code 781

  • Area code 781 is a Massachusetts geographic area code that serves suburban communities around Boston, including Lynn.
  • Lynn, Massachusetts, is one of the cities associated with area code 781.
  • Area code 781 was created on September 1, 1997, in a split from area code 617.
  • Area code 339 overlays area code 781, and the overlay began on May 2, 2001.
  • Area code 781 is in the Eastern Time Zone.
  • Area code 781 serves parts of Essex, Middlesex, Norfolk, Plymouth, and Suffolk counties in eastern Massachusetts.
  • Communities in the 781 region include Quincy, Waltham, Medford, Lexington, Braintree, Burlington, and Weymouth.
  • Notable places in the 781 area include Tufts University in Medford and Lexington Battle Green in Lexington.

Frequently Asked Questions

What state is area code 781 in?

Area code 781 is in Massachusetts.

What major cities use area code 781?

Major cities and communities in area code 781 include Lynn, Quincy, Waltham, Medford, Braintree, Lexington, Burlington, and Weymouth.

Is area code 781 a toll-free number?

No, area code 781 is a geographic area code, not a toll-free number.

Last updated: March 2026

More area codes in Massachusetts

339 · Lynn351 · Haverhill413 · Chicopee508 · Cambridge617 · Boston774 · Brockton857 · Boston978 · Haverhill