Welch, TX ZIP Code

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

The ZIP code of Welch, TX is 79377. It is in Dawson County.

Mailing address format for Welch

John Smith
123 Main St
WELCH TX 79377
USA

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

ZIP code	Population	Area
79377	—	30.1 sq mi	Main

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

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What is the ZIP code for Welch, TX?

The main ZIP code for Welch, TX is 79377.

How many ZIP codes does Welch have?

Welch has 1 ZIP code.

What county is Welch, TX in?

Welch is in Dawson County, Texas.

What time zone is Welch in?

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

What are the coordinates of Welch?

Latitude 32.93361, longitude -102.12319.

Last updated: November 14, 2026