City · Pennsylvania · United States
Grand Valley, PA — ZIP codes
1 ZIP code · Warren County
- City
- Grand Valley
- County
- Warren
- State
- Pennsylvania
- Country
- United States
- Postal code
- 16420Single source
- Coordinates
- 41.6963, -79.5473 View on OpenStreetMap
ZIP codes (1)
| Postal code | Place name | Verification |
|---|---|---|
| 16420 | Grand Valley | 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. Last generated : 2026-08-21. Report an error.