Zip Area Code

Fairfield, Pennsylvania

Fairfield, Pennsylvania, in Adams County, has ZIP code 17320 and area code 717, with 223 as an overlay.

ZIP code
17320
Area codes
717, 223
Time zone
Eastern Time
Coordinates
39.7808, -77.3619

ZIP codes in Fairfield

ZIP codePost officeCountyArea codes
17320FairfieldAdams County717, 223

Area codes for Fairfield

  • Area code 717

    In service since 1947. Shares its area with 223. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 223

    In service since September 26, 2017. Shares its area with 717. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.

Time zone

Fairfield is in the Eastern Time zone.

Towns near Fairfield