Zip Area Code

Grafton, New Hampshire

Grafton, New Hampshire, in Grafton County, has ZIP code 03240 and area code 603.

ZIP code
03240
Area code
603
Time zone
Eastern Time
Coordinates
43.5727, -71.9634

ZIP codes in Grafton

ZIP codePost officeCountyArea codes
03240GraftonGrafton County603

Area code for Grafton

  • Area code 603

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

Time zone

Grafton is in the Eastern Time zone.

Towns near Grafton