Find the last 4 digits (ZIP+4) for an address in 42503

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ZIP Code 42503 – Somerset, KY

Somerset, Kentucky · Pulaski County · Eastern time

ZIP code42503
CitySomerset
StateKentucky
CountyPulaski County
Population25,321
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area129.41 sq mi
Center (lat, long)37.1580, -84.5197

Area codes in this area

606

These are the area codes that most often serve ZIP 42503 (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

42564 West Somerset · 5.2 mi42502 Somerset · 6.5 mi42533 Ferguson · 7.1 mi42501 Somerset · 8 mi42567 Eubank · 8.8 mi42553 Science Hill · 9.9 mi42519 Burnside · 14 mi42558 Tateville · 14.8 mi

About ZIP 42503

ZIP code 42503 is assigned to Somerset, Kentucky. It lies in Pulaski County. Its Census area covers about 129.41 square miles of land. The closest neighboring ZIP is 42564 (West Somerset), about 5.2 miles away.

Every address in 42503 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