Massachusetts Area Code Directory Information

The State of Massachusetts comprises of 10 area codes. These are 339, 351, 413, 508, 617, 774, 781, 857, 860 and 978. This state has a population of 6,349,097. The population is predominated by Whites. Massachusetts has 14 Counties.

Area Code 339

There are 5 counties under this area code namely Essex, Plymouth, Suffolk, Middlesex, Norfolk. This is an overlay code and was formed in 2001. About 33 cities are served under this code and some of them include Norwell, Boston, Lynn, Kingston, Sharon, Cambridge, Malden, Lexington, and Melrose. 47 telephone exchanges are numbered from 200 to 933. This area comprises 50 communities.

Area Code 351

There is only one city in this area code and that is Danvers. 2 area codes namely 201 and 814 and the county of Essex are the only constituents of area code 351. 351 and 978 are part of the Commonwealth of Massachusetts. They serve the following communities- Haverhill, Salem, Lowell, Paebody, Lawrence, Leominster and Fitchburg. Northern Massachusetts is also included within this area code. This area code is also an overlaid result of 2001, May 2nd.

Area Code 413

The western part of Massachusetts is served by the area code 413. This is in fact the largest area code if compared according to the land area that is covered by the code. It includes the towns of Warren and Hardwick. But a lot of the eastern county towns are left out like Wendell, Orange, Salem, etc. About 5 counties are also served by the code and these include Franklin, Berkshire, Hampshire, Worcester and Hampden. 113 cities and 460 exchanges fall under this area code.

Area Code 508

This is a NANPA area code for the Commonwealth of Massachusetts. It was introduced in July 16 1998 and was meant to share the load of the existing area code 617. There are 12 counties and 208 cities. About 745 exchanges are there starting from 202 to 999. The approximate population of this area code is 1,092,839. This code was overlaid by 774 and covers the south eastern and central regions of this state. Popular cities include Brockton, Fall River, Tauton, Plymouth, Framingham and New Bredford.

Area Code 617

This code covers the Massachusetts Metro area of Boston. Some of the constituent communities of this area code are Brookline, Cambridge, Milton, Winthrop, Quincy, Milton, Belmont, Chelsea and Somerville. This area code was split in 1997 from area code 781. There are 7 counties in this area and 96 cities. The area code is served by 766 telephone exchanges.

Area Code 774

The area code 508 is overlaid by 774. Regions that are encompassed by this area code include the south-eastern and south-central parts of Massachusetts.  There are 9 counties and 90 cities. Some of the main cities and towns include Westborough, Brockton, Plymouth, Worcester, Boston and Southbridge. As much as 238 exchanges are in operation under this area code.

Area Code 781

This area code has 6 counties and 92 cities. About 724 exchanges are assigned under this area code. The population served by this area code is around 6,349,097. The predominance of the White and Hispanic population is quite apparent here. Regions that are covered by this area code include the East-central South and North Shore Suburbs. The North American Numbering Plan for these telephone area codes generally takes in the suburban parts of the Massachusetts and Boston.

Area Code 857

This code covers the Massachusetts Metro area of Boston. This area code was added to the area code 617 as an overlay. 4 counties are served by this code and these are Bristol, Middlesex, Suffolk and Norfolk. 106 telephone exchanges operate under this regionalization. The main cities are Belmont, Brookline, Newton, Everett, Somerville, Charlestown and Cambridge. Regions that are included comprise of east-central Massachusetts and close-in suburbs of Boston.

Area Code 860

There are 2 states that make up this area code namely, Connecticut and Massachusetts. There are 182 cities and towns as well as 9 counties in this area. The population of this area is about 1,683,465. 742 exchanges serve the region covered by the area code 860.

Area Code 978

This area code was formed as a split from the 508 area code in 1997. Regions that are encompassed under this area are the north Central and North Eastern Massachusetts. The major cities include Lawrence, Lowell, Leominster, Haverhill and Peabody. There are 8 counties and 117 cities. 736 telephone exchanges are in operation this area.