San Juan zipcode
| City | San Juan |
| ZIP Code | 78589 |
| Type | Standard |
| State Code | TX |
| State | Texas |
ZIP code of San Juan is 78589. This place is located in Texas state in US. To send any postal service to San Juan, you must use 78589 zipcode.
You should avoid following 1 city name of Texas to be used with the ZIP code 78589.
- Lopezville, TX