Zip Area Code

Monroe, New Hampshire

Monroe, New Hampshire, in Grafton County, has ZIP code 03771 and area code 603.

ZIP code
03771
Area code
603
Time zone
Eastern Time
Coordinates
44.2734, -72.0250

ZIP codes in Monroe

ZIP codePost officeCountyArea codes
03771MonroeGrafton County603

Area code for Monroe

  • Area code 603

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

Time zone

Monroe is in the Eastern Time zone.

Towns near Monroe