Sinton (TX) Zip Code is 78387 Latest Details Nov, 2025

Updated: 06-11-2025

Sinton (TX) zip Code is 78387, Postal Code details. Sinton is located in state TX, United States.

Find Zip Code 78387 Details

ZIP code 78387 is located in Sinton TX in the United States.

Postal Code United States Zip Code 78387 Latest update Sinton, TX

Zip Code / Postal Code 78387

City

Sinton

State Code

TX

County

San Patricio, United States

Postal Locations

Sinton, TX - Zip Code is - 78387

Postal

United States Postal Service USPS Link

Delivery Type

Package Delivery and first class mail.

The zip code 78387 is an essential part of the postal system in Sinton, 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, Sinton has a lot to offer.

FAQ about Zip Code 78387, Sinton, (TX)

What is Zip code Sinton?

Sinton Zip Code: 78387, used by the Sinton Post Office and USPS, is a Zone Improvement Plan code that ensures faster, accurate mail delivery in San Patricio, TX. Represented by the American Postal Workers Union (APWU), USPS oversees postal operations.

What is Postal code of area Sinton?

Sinton Postal Code is: 78387

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