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Massachusetts Area Codes – Complete List and Guide

Massachusetts, known for its rich history and vibrant cities, is home to 14 countiesand 5 active area codesthat serve its diverse urban centers and charming rural towns. Whether you're looking to trace a call, understand which area code corresponds to a specific city, or simply want to learn more about Massachusetts area codes, this guide will provide you with all the essential details.

Massachusetts’ area codes span a wide range of regions, from the bustling metropolis of Boston to the scenic areas of western Massachusetts. Some of the most common Massachusetts area codes include 617, 781, 508, 413, and 857, each covering a distinct part of the state.

Popular Massachusetts Area Codes

• 617– Serving Boston, the state’s capital, and surrounding areas like Cambridge and Brookline.
• 781– Covering suburbs to the north and south of Boston, including Quincy and Waltham.
• 508– Serving central and southeastern Massachusetts, including Worcester, Cape Cod, and New Bedford.
• 413– Covering western Massachusetts, including Springfield and Pittsfield.
• 857– A newer area code serving the same region as 617, including Boston and surroundings.

Each area code provides insight into Massachusetts' diverse geography, representing everything from the historic urban landscape of Boston to the tranquil beauty of the western and coastal regions. MAPhoneLookupoffers easy access to area code lists, searchable databases, and more.

All Active Massachusetts Area Codes with Major Cities

• 339 Area Code– Eastern Massachusetts, covering cities like Waltham, Quincy, and Revere, plus parts of Middlesex, Norfolk, and Suffolk counties.
• 413 Area Code– Western Massachusetts, covering Springfield, Pittsfield, Chicopee, Holyoke, and more.
• 508 Area Code– Southeastern Massachusetts, covering Worcester, Brockton, Fall River, and nearby regions.
• 617 Area Code– Boston metro area, including Cambridge, Brookline, and Somerville.
• 774 Area Code– Overlay for 508, serving the same central and southeastern regions.
• 781 Area Code– Northern and southern Boston suburbs, including Lynn, Malden, and Woburn.
• 857 Area Code– Overlay for 617, also serving Boston and surrounding suburbs.
• 978 Area Code– Northern Massachusetts, covering Lowell, Lawrence, Haverhill, Fitchburg, and more.

Top 30 Cities in Massachusetts by Population

Active Area Codes and Their County Coverage

• 413 Area Code– Berkshire, Franklin, Hampden, Hampshire, Worcester
• 617 / 857– Suffolk County (Boston area)
• 508– Bristol, Essex, Hampden, Middlesex, Norfolk, Plymouth, Worcester
• 781– Essex, Middlesex, Norfolk, Plymouth, Suffolk
• 978– Essex, Middlesex, Worcester

Top 14 Counties in Massachusetts by Population

Geography and Demographics of Massachusetts

Massachusetts, located in the New England region of the northeastern United States, is one of the nation’s most historically significant and economically advanced states. With a population of over 7 million residents, Massachusetts ranks as the 15th most populous state. The state spans approximately 10,554 square miles, bordered by New Hampshire, Vermont, New York, Rhode Island, Connecticut, and the Atlantic Ocean.

Known for its diverse landscapes, Massachusetts includes coastal areas, bustling urban centers, rural farmland, and scenic mountain ranges such as the Berkshires. The state’s capital, Boston, is one of the oldest cities in the U.S. and remains a major cultural and educational hub.

Massachusetts holds a prominent place in American history, being one of the original thirteen colonies and a key battleground during the American Revolution. Today, its economy is driven by industries such as education, healthcare, finance, technology, and tourism. Renowned universities like Harvard and MIT anchor its innovation economy.

Massachusetts Quick Facts: Everything You Need to Know