Massachusetts Phone Numbers
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The 339 area code covers much of metropolitan Boston, including parts of Essex, Middlesex, Norfolk, Plymouth and Suffolk counties.
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The 351 area code covers parts of Massachusetts and Cape Cod, serving the cities of Lynn, Attleboro, and Danvers.
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The 413 area code covers most of western and central Massachusetts, including Springfield, Pittsfield, and the Berkshires.
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508 is an area code for Massachusetts, including Cape Cod, the South Coast and most of MetroWest and Central Mass.
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617 area code covers most of Boston, MetroWest, and other parts of Eastern MA. It was one of the original area codes created in 1947.
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774 is the area code for most of southeastern Massachusetts including the Cape & Islands, Plymouth, Mansfield, and parts of Norfolk.
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781 is an area code for the Boston suburbs and south of Massachusetts. It is part of the North American Numbering Plan.
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The 857 area code serves most of Boston, Brookline, Cambridge, Newton, and other parts of eastern Massachusetts.
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The 978 area code serves Massachusetts and covers most of the northern and central parts of the state.