American ZIP codes in Texas follow a geographic pattern that makes regional identification straightforward once you understand the prefix system — all Texas ZIP codes begin with 7, followed by a second digit that identifies the broad region. Consequently, knowing that 75xxx means DFW, 77xxx means Houston, and 78xxx means Central/South Texas gives you instant geographic context for any Texas postal code. This guide covers the American Texas ZIP code system in full and explains how to find any Texas ZIP code quickly.
American Texas ZIP Code Prefix System
All American ZIP codes in Texas begin with the digit 7. Furthermore, the second digit narrows the geographic region significantly. ZIP codes 750-759 cover the Dallas-Fort Worth area, 760-769 cover the Fort Worth-Waco-Abilene region, 770-779 cover the Houston metropolitan area, 780-789 cover San Antonio, Austin, and Central Texas, and 790-799 cover West Texas including Lubbock, Amarillo, El Paso, and Midland-Odessa. As a result, identifying any Texas ZIP code’s region is possible by reading only the first three digits.
American ZIP Codes by Texas Region
- Dallas-Fort Worth (750-759): 75201 Downtown Dallas, 75204 Uptown, 75601 Longview area, 76001 Arlington, 76010 Arlington, 76051 Grapevine, 76104 Fort Worth near downtown
- Houston (770-779): 77001-77099 Houston core, 77002 downtown Houston, 77006 Montrose, 77019 River Oaks, 77077 Energy Corridor, 77401 Bellaire, 77494 Katy area
- San Antonio and Austin (780-789): 78201-78299 San Antonio, 78701 downtown Austin, 78704 South Congress Austin, 78712 UT Austin, 78130 New Braunfels
- West Texas (790-799): 79401-79499 Lubbock, 79101-79199 Amarillo, 79901-79999 El Paso, 79701-79799 Midland-Odessa
Most Searched American Texas ZIP Codes
- 77001 — Houston Texas downtown core
- 75201 — Dallas Texas downtown
- 78701 — Austin Texas downtown, State Capitol area
- 78201 — San Antonio Texas near downtown
- 76101 — Fort Worth Texas downtown
- 79401 — Lubbock Texas near Texas Tech
- 79901 — El Paso Texas near downtown
- 79701 — Midland Texas Permian Basin
How to Find Any American Texas ZIP Code
The most reliable method for finding any American Texas ZIP code is the USPS ZIP+4 lookup at usps.com — enter a complete street address to get the exact 5-digit ZIP plus the 4-digit delivery point. Furthermore, our Texas ZIP Code Finder tool covers all major Texas cities and neighborhoods in an easy-to-use format. As a result, these free tools provide immediate and accurate ZIP code identification for any address in American Texas.
Frequently Asked Questions
What are American ZIP codes in Texas?
American ZIP codes in Texas all begin with 75, 76, 77, 78, or 79 depending on the region. The 75xxx and 76xxx series cover North Texas/DFW, 77xxx covers Houston, 78xxx covers Central and South Texas including Austin and San Antonio, and 79xxx covers West Texas.
How are Texas ZIP codes organized?
Texas ZIP codes are organized by region with the first three digits indicating a general geographic area. 750-759 covers Dallas-Fort Worth, 760-769 covers Fort Worth-Waco, 770-779 covers Houston, 780-789 covers San Antonio-Austin, and 790-799 covers West Texas.
What ZIP code starts with 78 in Texas?
ZIP codes beginning with 78 cover Central and South Texas including Austin (78701-78759), San Antonio (78201-78299), and surrounding Hill Country and South Texas communities.
What is the ZIP code format in American Texas?
American Texas ZIP codes follow the standard US 5-digit format (e.g., 75201) with optional ZIP+4 codes for more precise delivery (e.g., 75201-4321). All Texas ZIP codes begin with 7 followed by a second digit between 5 and 9.
How do I look up any American ZIP code in Texas?
Look up any American ZIP code in Texas using the USPS ZIP+4 lookup at usps.com, Google Maps by entering the address, or our Texas ZIP Code Finder tool which covers major Texas cities and neighborhoods by region.
Find any Texas ZIP code with our Texas ZIP Code Finder tool. You can also read our Austin Texas ZIP Code guide for the Central Texas region. Additionally, our Dallas Texas ZIP Code guide covers the DFW 75xxx and 76xxx prefix zones.
