Muniz, TX ZIP Code

ZIP code, county, time zone and coordinates of Muniz, Texas

The ZIP code of Muniz, TX is 78558. It is in Hidalgo County.

Mailing address format for Muniz

John Smith
123 Main St
MUNIZ TX 78558
USA

USPS prefers capital letters without punctuation. Check the exact ZIP+4 for a street address on the USPS website.

ZIP code	Population	Area
78558	—	0.8 sq mi	Main

ZIP Code Tabulation Areas (ZCTA), U.S. Census Bureau. A ZCTA can cover parts of more than one town.

Tap a place on the map to see it in Street View below. Map: © OpenStreetMap contributors.

Loading Street View…

Drag to look around. Tap any place on the map above, or the "Street View" button on a card, to jump there.

What is the ZIP code for Muniz, TX?

The main ZIP code for Muniz, TX is 78558.

How many ZIP codes does Muniz have?

Muniz has 1 ZIP code.

What county is Muniz, TX in?

Muniz is in Hidalgo County, Texas.

What time zone is Muniz in?

Muniz is in the America/Chicago time zone (CST, UTC-06:00 right now).

What are the coordinates of Muniz?

Latitude 26.25782, longitude -98.08967.

Last updated: November 14, 2026