Geographic Regions and Area Codes

Area code 351 is located in northeastern Massachusetts, covering several major cities and communities. The primary cities include Lowell, Lawrence, Haverhill, and Peabody. Additionally, it touches 43 cities in total, including:

  • Danvers
  • Pepperell
  • Georgetown
  • Rockport
  • Harvard
  • Ipswich
  • Middlesex
  • Essex
  • Hubbardston
  • Merrimac
  • Manchester

Area code 351 overlaps with area code 978. Nearby area codes include 339/781 (Boston, MA), 413 (Springfield, MA), 508/774 (Worcester, MA), 603 (New Hampshire), 617/857 (Boston, MA), and 802 (Vermont).