Killeen, TX ZIP Codes
Killeen, Texas has 6 ZIP codes: 4 for street addresses (, , and ) and 2 for PO boxes ( and ).
Your street decides which one you use.
Which Killeen 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?
Killeen ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
76540 and 76547 have no area on the map: they are PO box or single-organization ZIP codes. Dashed line: Killeen city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All Killeen ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 76540 | PO boxes at the Killeen post office Killeen |
| 76541 | street delivery Killeen |
| 76542 | street delivery Copper Mountain |
| 76543 | street delivery Killeen |
| 76547 | PO boxes at the Copper Mountain post office Copper Mountain |
| 76549 | street delivery Copper Mountain |
ZIP codes from nearby towns that reach into Killeen
- 76571, mailing town Salado, covers 3 percent of Killeen
Why your mail may say Killeen when you live outside it
A letter addressed to Killeen can go to a home outside the city limits, because ZIP areas follow delivery routes, not town lines.
The reverse happens too: parts of Killeen use 76571, which mails under a neighboring town's name.
A ZIP code does not set your city, school district or tax. Bell County property records show which city you are in.
Killeen ZIP code questions
What is the main ZIP code for Killeen?
76541, the ZIP code of the main Killeen post office at 300 N 10th St.
Which Killeen ZIP codes are for PO boxes only?
76540 and 76547. Mail to them goes to boxes at the post office, not to street addresses.
What county is Killeen in?
Bell County.
ZIP codes for towns near Killeen
More towns near Killeen: Hutto, Cedar Park, Pflugerville, Waco, Austin, Kyle, San Marcos, Bryan, Canyon Lake.
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