ZIP Code 78231
San Antonio · Bexar, Texas
78231 is the ZIP code of San Antonio in Bexar, Texas, United States.
- ZIP Code
- 78231
- County
- Bexar
- State
- Texas
- Country
- United States
Place with ZIP code 78231
| Place | County | Location |
|---|---|---|
| San Antonio | Bexar | 29.571, -98.541 |
Near San Antonio
The nearest major city is San Antonio, about 17 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 78231?
San Antonio.
Which county and state is 78231 in?
Bexar, Texas, United States.
What is the nearest major city to 78231?
San Antonio, about 17 km away.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.