Zip Area Code

Duncannon, Pennsylvania

Duncannon, Pennsylvania, in Perry County, has ZIP code 17020 and area code 717, with 223 as an overlay.

ZIP code
17020
Area codes
717, 223
Time zone
Eastern Time
Coordinates
40.4087, -77.0473

ZIP codes in Duncannon

ZIP codePost officeCountyArea codes
17020DuncannonPerry County717, 223

Area codes for Duncannon

  • 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

Duncannon is in the Eastern Time zone.

Towns near Duncannon