Find the last 4 digits (ZIP+4) for an address in 08638

ZIP 08638, Trenton, NJ is filled in. Just type the street address.

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ZIP Code 08638 – Trenton, NJ

Trenton, New Jersey · Mercer County · Eastern time

ZIP code08638
CityTrenton
StateNew Jersey
CountyMercer County
Population22,816
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area5.43 sq mi
Center (lat, long)40.2540, -74.7634

Area codes in this area

609640

These are the area codes that most often serve ZIP 08638 (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

08618 Trenton · 1.4 mi08609 Trenton · 2.3 mi08608 Trenton · 2.4 mi08644 Trenton · 2.8 mi08629 Trenton · 2.9 mi08648 Lawrence Township · 3.2 mi08543 Princeton · 3.3 mi08601 Trenton · 3.3 mi

About ZIP 08638

ZIP code 08638 is assigned to Trenton, New Jersey. It lies in Mercer County. Its Census area covers about 5.43 square miles of land. The closest neighboring ZIP is 08618 (Trenton), about 1.4 miles away.

Every address in 08638 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