San Antonio zipcode
| City | San Antonio |
| ZIP Code | 78213 |
| Type | Standard |
| State Code | TX |
| State | Texas |
ZIP code of San Antonio is 78213. This place is located in Texas state in US. To send any postal service to San Antonio, you must use 78213 zipcode.
The ZIP code 78213 is also used with 1 more city name of Texas.
- Castle Hills, TX