Allen, TX ZIP Codes
Allen, Texas has 2 ZIP codes: 2 for street addresses ( and ).
Your street decides which one you use.
Which Allen 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?
Allen ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
Dashed line: Allen city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All Allen ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 75002 | street delivery Allen |
| 75013 | street delivery Allen |
Why your mail may say Allen when you live outside it
Allen ZIP codes also cover Lucas and Parker, so a letter addressed to Allen can go to a home outside the city limits.
A ZIP code does not set your city, school district or tax. Collin County property records show which city you are in.
Allen ZIP code questions
What is the main ZIP code for Allen?
75002, the ZIP code of the main Allen post office at 401 Century Pkwy.
What county is Allen in?
Collin County.
ZIP codes for towns near Allen
More towns near Allen: Prosper, The Colony, Garland, Rowlett, Little Elm, Carrollton, Celina, Farmers Branch, Lewisville.
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