City · Colorado · United States
South Fork, CO — ZIP codes
1 ZIP code · Rio Grande County
- City
- South Fork
- County
- Rio Grande
- State
- Colorado
- Country
- United States
- Postal code
- 81154Single source
- Coordinates
- 37.6725, -106.6125 View on OpenStreetMap
ZIP codes (1)
| Postal code | Place name | Verification |
|---|---|---|
| 81154 | South Fork | 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.