Zip Area Code

Lock Haven, Pennsylvania

Lock Haven, Pennsylvania, in Clinton County, has ZIP code 17745 and area code 570, with 272 as an overlay.

ZIP code
17745
Area codes
570, 272
Time zone
Eastern Time
Coordinates
41.1425, -77.4436

ZIP codes in Lock Haven

ZIP codePost officeCountyArea codes
17745Lock HavenClinton County570, 272

Area codes for Lock Haven

  • Area code 570

    In service since December 5, 1998. Shares its area with 272. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 272

    In service since October 21, 2013. Shares its area with 570. 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

Lock Haven is in the Eastern Time zone.

Towns near Lock Haven