Zip Area Code

Warren, New Hampshire

Warren, New Hampshire, in Grafton County, has ZIP code 03279 and area code 603.

ZIP code
03279
Area code
603
Time zone
Eastern Time
Coordinates
43.9447, -71.8901

ZIP codes in Warren

ZIP codePost officeCountyArea codes
03279WarrenGrafton County603

Area code for Warren

  • Area code 603

    In service since 1947. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Time zone

Warren is in the Eastern Time zone.

Towns near Warren