Find the last 4 digits (ZIP+4) for an address in 19603

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ZIP Code 19603 – Reading, PA

Reading, Pennsylvania · Berks County · Eastern time

ZIP code19603
CityReading
StatePennsylvania
CountyBerks County
PopulationNot published (no Census ZIP area)
Time zoneEastern · local time
ZIP typePO box or unique ZIP (no Census area)
Center (lat, long)40.3884, -75.9631

Area codes in this area

484610835

These are the area codes that most often serve ZIP 19603 (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

19605 Reading · 1.1 mi19601 Reading · 2.5 mi19533 Leesport · 3 mi19610 Reading · 3.3 mi19604 Reading · 3.5 mi19560 Temple · 4.5 mi19611 Reading · 4.5 mi19609 Reading · 4.5 mi

About ZIP 19603

ZIP code 19603 is assigned to Reading, Pennsylvania. It lies in Berks County. It is a PO-box-only or single-address ZIP, so the Census Bureau does not publish an area for it; the location shown is approximate. The closest neighboring ZIP is 19605 (Reading), about 1.1 miles away.

Every address in 19603 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