Find the last 4 digits (ZIP+4) for an address in 08550

ZIP 08550, Princeton Junction, NJ is filled in. Just type the street address.

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ZIP Code 08550 – Princeton Junction, NJ

Princeton Junction, New Jersey · Mercer County · Eastern time

ZIP code08550
CityPrinceton Junction
StateNew Jersey
CountyMercer County
Population21,067
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area19.13 sq mi
Center (lat, long)40.2800, -74.6221

Area codes in this area

609640

These are the area codes that most often serve ZIP 08550 (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

08561 Windsor · 3.1 mi08536 Plainsboro · 4.1 mi08690 Trenton · 4.2 mi08520 Hightstown · 4.6 mi08619 Trenton · 4.7 mi08543 Princeton · 4.7 mi08601 Trenton · 4.7 mi08602 Trenton · 4.7 mi

About ZIP 08550

ZIP code 08550 is assigned to Princeton Junction, New Jersey. It lies in Mercer County. Its Census area covers about 19.13 square miles of land. The closest neighboring ZIP is 08561 (Windsor), about 3.1 miles away.

Every address in 08550 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