City · New Jersey · United States
Westfield, NJ — ZIP codes
2 ZIP codes · Union County
- City
- Westfield
- County
- Union
- State
- New Jersey
- Country
- United States
- Postal codes
- 0709007091Single source
- Coordinates
- 40.6479, -74.3451 View on OpenStreetMap
ZIP codes (2)
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. Last generated : 2026-08-21. Report an error.