City · Oregon · United States
Monument, OR — ZIP codes
1 ZIP code · Grant County
- City
- Monument
- County
- Grant
- State
- Oregon
- Country
- United States
- Postal code
- 97864Single source
- Coordinates
- 44.8189, -119.4192 View on OpenStreetMap
- Area codes
- 541, 458
ZIP codes (1)
| Postal code | Place name | Verification |
|---|---|---|
| 97864 | Monument | 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.