Find the last 4 digits (ZIP+4) for an address in 16057

ZIP 16057, Slippery Rock, PA is filled in. Just type the street address.

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ZIP Code 16057 – Slippery Rock, PA

Slippery Rock, Pennsylvania · Butler County · Eastern time

ZIP code16057
CitySlippery Rock
StatePennsylvania
CountyButler CountyLawrence CountyMercer County
Population15,718
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area88.67 sq mi
Center (lat, long)41.0341, -80.0603

Area codes in this area

724878

These are the area codes that most often serve ZIP 16057 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

16021 Branchton · 4.7 mi16035 Forestville · 5.6 mi16051 Portersville · 7.5 mi16052 Prospect · 9.3 mi16061 West Sunbury · 9.4 mi16127 Grove City · 9.6 mi16156 Volant · 9.7 mi16016 Boyers · 9.8 mi

About ZIP 16057

ZIP code 16057 is assigned to Slippery Rock, Pennsylvania. It crosses 3 counties; most of its land is in Butler County. Its Census area covers about 88.67 square miles of land. The closest neighboring ZIP is 16021 (Branchton), about 4.7 miles away.

Every address in 16057 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources