Geographic Regions and Area Codes

Area Code 339 is located in Massachusetts and covers a vast expanse of eastern Massachusetts. This area code includes both major cities and smaller towns, making it a significant region for business operations. The area code encompasses 50 cities and 5 counties, including:

  • Boston
  • Cambridge
  • Lynn
  • Newton
  • Malden

The counties covered are Middlesex, Plymouth, Norfolk, Suffolk, and Essex. Additionally, Area Code 339 overlaps with 781 and 617 in some parts, providing extensive coverage for businesses in the region.