City · Texas · United States
Nixon, TX — ZIP codes
1 ZIP code · Gonzales County
- City
- Nixon
- County
- Gonzales
- State
- Texas
- Country
- United States
- Postal code
- 78140Single source
- Coordinates
- 29.3016, -97.7529 View on OpenStreetMap
- Area code
- 830
ZIP codes (1)
| Postal code | Place name | Verification |
|---|---|---|
| 78140 | Nixon | 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.