351 Area Code - Location, Time, Map, Cities and Census Data - ZIP-Codes.com
https://www.zip-codes.com/area-code/area-code-351.asp
WebApr 1, 2024 · Area Code 351 is located in Massachusetts. It covers 43 cities, including Lowell, Lawrence, Haverhill, Peabody, and Leominster. It also covers 4 counties, including Essex County, Middlesex County, Worcester County, Franklin County. A full list of covered cities and counties is below including its prefix and population coverage.
DA: 16 PA: 23 MOZ Rank: 78