Lancaster, TX ZIP Codes
Lancaster, Texas has 2 ZIP codes: 2 for street addresses ( and ).
Your street decides which one you use.
Which Lancaster ZIP code is my address in?
Street ranges from the Census Bureau, 2026. PO box and organization ZIP codes are not found by street. A new street may be missing: address not found?
Lancaster ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
Dashed line: Lancaster city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All Lancaster ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 75134 | street delivery Lancaster |
| 75146 | street delivery Lancaster |
Why your mail may say Lancaster when you live outside it
Lancaster ZIP codes also cover Bear Creek Ranch, so a letter addressed to Lancaster can go to a home outside the city limits.
A ZIP code does not set your city, school district or tax. Dallas County property records show which city you are in.
Lancaster ZIP code questions
What is the main ZIP code for Lancaster?
75134, the ZIP code of the main Lancaster post office at 200 N State St.
What county is Lancaster in?
Dallas County.
ZIP codes for towns near Lancaster
More towns near Lancaster: Grand Prairie, Mesquite, Mansfield, Forney, Irving, Arlington, Garland, Farmers Branch, Euless.
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections