Zip Area Code

Etna, New Hampshire

Etna, New Hampshire, in Grafton County, has ZIP code 03750 and area code 603.

ZIP code
03750
Area code
603
Time zone
Eastern Time
Coordinates
43.7113, -72.2125

ZIP codes in Etna

ZIP codePost officeCountyArea codes
03750EtnaGrafton County603

Area code for Etna

  • Area code 603

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

Time zone

Etna is in the Eastern Time zone.

Towns near Etna