Find the last 4 digits (ZIP+4) for an address in 16105

ZIP 16105, New Castle, PA is filled in. Just type the street address.

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ZIP Code 16105 – New Castle, PA

New Castle, Pennsylvania · Lawrence County · Eastern time

ZIP code16105
CityNew Castle
StatePennsylvania
CountyLawrence County
Population15,418
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area25.58 sq mi
Center (lat, long)41.0540, -80.3394

Area codes in this area

724878

These are the area codes that most often serve ZIP 16105 (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

16172 New Wilmington · 4.4 mi16103 New Castle · 4.7 mi16107 New Castle · 4.7 mi16108 New Castle · 4.7 mi16101 New Castle · 5.5 mi16142 New Wilmington · 5.6 mi16116 Edinburg · 5.8 mi16156 Volant · 6.6 mi

About ZIP 16105

ZIP code 16105 is assigned to New Castle, Pennsylvania. It lies in Lawrence County. Its Census area covers about 25.58 square miles of land. The closest neighboring ZIP is 16172 (New Wilmington), about 4.4 miles away.

Every address in 16105 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