Columbia County, Pennsylvania

13 ZIP codes · 483.26 sq mi of land · FIPS 42037

Population65,362
StatePennsylvania
FIPS code42037
Time zoneEastern
Land area483.26 sq mi
Center (lat, long)41.0455, -76.4043

Area codes in this area

272570

These are the area codes that most often serve Columbia County (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Cities and towns (largest first)

BentonBloomsburgCatawissaElysburgMillvilleNumidiaOrangevilleStillwaterWilburtonAristesLocustdaleBerwickMifflinville

ZIP codes in Columbia County

17814 Benton17815 Bloomsburg17820 Catawissa17824 Elysburg17846 Millville17858 Numidia17859 Orangeville17878 Stillwater17888 Wilburton17920 Aristes17945 Locustdale18603 Berwick18631 Mifflinville

Population: U.S. Census Bureau, ACS 5-year estimates, 2024.