City · New Jersey · United States
Monmouth Junction, NJ — ZIP codes
1 ZIP code · Middlesex County
- City
- Monmouth Junction
- County
- Middlesex
- State
- New Jersey
- Country
- United States
- Postal code
- 08852Single source
- Coordinates
- 40.3869, -74.5558 View on OpenStreetMap
- Area codes
- 732, 848
ZIP codes (1)
| Postal code | Place name | Verification |
|---|---|---|
| 08852 | Monmouth Junction | Single source |
Sources and verification
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Last generated : 2026-08-21. Report an error.