Find the last 4 digits (ZIP+4) for an address in 16101

ZIP 16101, New Castle, PA is filled in. Just type the street address.

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ZIP Code 16101 – New Castle, PA

New Castle, Pennsylvania · Lawrence County · Eastern time

ZIP code16101
CityNew Castle
StatePennsylvania
CountyLawrence County
Population30,767
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area69.23 sq mi
Center (lat, long)40.9840, -80.2902

Area codes in this area

724878

These are the area codes that most often serve ZIP 16101 (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

16103 New Castle · 1 mi16107 New Castle · 1 mi16108 New Castle · 1 mi16160 West Pittsburg · 5.4 mi16105 New Castle · 5.5 mi16102 New Castle · 6.7 mi16157 Wampum · 7 mi16117 Ellwood City · 7.9 mi

About ZIP 16101

ZIP code 16101 is assigned to New Castle, Pennsylvania. It lies in Lawrence County. Its Census area covers about 69.23 square miles of land. The closest neighboring ZIP is 16103 (New Castle), about 1 miles away.

Every address in 16101 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