Find the last 4 digits (ZIP+4) for an address in 19311

ZIP 19311, Avondale, PA is filled in. Just type the street address.

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ZIP Code 19311 – Avondale, PA

Avondale, Pennsylvania · Chester County · Eastern time

ZIP code19311
CityAvondale
StatePennsylvania
CountyChester County
Population11,692
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area12.55 sq mi
Center (lat, long)39.8211, -75.7713

Area codes in this area

484610835

These are the area codes that most often serve ZIP 19311 (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

19374 Toughkenamon · 1.2 mi19318 Chatham · 3 mi19390 West Grove · 3.9 mi19348 Kennett Square · 4.1 mi19350 Landenberg · 4.4 mi19707 Hockessin · 5.3 mi19347 Kemblesville · 5.7 mi19346 Kelton · 5.7 mi

About ZIP 19311

ZIP code 19311 is assigned to Avondale, Pennsylvania. It lies in Chester County. Its Census area covers about 12.55 square miles of land. The closest neighboring ZIP is 19374 (Toughkenamon), about 1.2 miles away.

Every address in 19311 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