San Juan zip code
Zip code in San Juan, TX
The location San Juan belongs to Hidalgo County, state of Texas. San Juan has been assigned with the zip code 78589.
San Juan is the official name of the location so if you want to use the US Postal Service you must use that name.
| Zip code | Type | Population |
|---|---|---|
| 78589 | STANDARD | 38,940 |
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