San Juan (TX) Zip Code is 78589 Latest Details Nov, 2025

Updated: 06-11-2025

San Juan (TX) zip Code is 78589, Postal Code details. San Juan is located in state TX, United States.

Find Zip Code 78589 Details

ZIP code 78589 is located in San Juan TX in the United States.

Postal Code United States Zip Code 78589 Latest update San Juan, TX

Zip Code / Postal Code 78589

City

San Juan

State Code

TX

County

Hidalgo, United States

Postal Locations

San Juan, TX - Zip Code is - 78589

Postal

United States Postal Service USPS Link

Delivery Type

Package Delivery and first class mail.

The zip code 78589 is an essential part of the postal system in San Juan, TX. Located in a vibrant part of the city, this zip code covers a variety of neighborhoods, offering residents and businesses a unique blend of suburban comfort and urban convenience. Whether you're looking to send mail, relocate, or simply learn more about the area, San Juan has a lot to offer.

FAQ about Zip Code 78589, San Juan, (TX)

What is Zip code San Juan?

San Juan Zip Code: 78589, used by the San Juan Post Office and USPS, is a Zone Improvement Plan code that ensures faster, accurate mail delivery in Hidalgo, TX. Represented by the American Postal Workers Union (APWU), USPS oversees postal operations.

What is Postal code of area San Juan?

San Juan Postal Code is: 78589

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