Find the last 4 digits (ZIP+4) for an address in 18031

ZIP 18031, Breinigsville, PA is filled in. Just type the street address.

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ZIP Code 18031 – Breinigsville, PA

Breinigsville, Pennsylvania · Lehigh County · Eastern time

ZIP code18031
CityBreinigsville
StatePennsylvania
CountyLehigh CountyBerks County
Population11,570
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area13.93 sq mi
Center (lat, long)40.5596, -75.6489

Area codes in this area

484610835

These are the area codes that most often serve ZIP 18031 (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

18195 Allentown · 2.1 mi18051 Fogelsville · 2.7 mi18087 Trexlertown · 2.9 mi19538 Maxatawny · 2.9 mi18106 Allentown · 4.4 mi18046 East Texas · 4.7 mi19539 Mertztown · 4.7 mi19562 Topton · 4.8 mi

About ZIP 18031

ZIP code 18031 is assigned to Breinigsville, Pennsylvania. It crosses 2 counties; most of its land is in Lehigh County. Its Census area covers about 13.93 square miles of land. The closest neighboring ZIP is 18195 (Allentown), about 2.1 miles away.

Every address in 18031 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