Cedar Park, TX ZIP Codes
Cedar Park, Texas has 2 ZIP codes: for street addresses and for PO boxes.
Mail addressed to Cedar Park covers nearby places too.
Where the 78613 ZIP code reaches
Tap or point to an area to see its ZIP code.Full-size map
78630 has no area on the map: it is a PO box or single-organization ZIP code. Dashed line: Cedar Park city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
Check an address in Cedar Park
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?
Cedar Park PO box and business ZIP codes
| ZIP | Type and post office or station |
|---|---|
| 78613 | street delivery Cedar Park |
| 78630 | PO boxes at the Cedar Park post office Cedar Park |
ZIP codes from nearby towns that reach into Cedar Park
- 78641, mailing town Leander, covers 6 percent of Cedar Park
Why your mail may say Cedar Park when you live outside it
A letter addressed to Cedar Park can go to a home outside the city limits, because ZIP areas follow delivery routes, not town lines.
The reverse happens too: parts of Cedar Park use 78641, which mails under a neighboring town's name.
A ZIP code does not set your city, school district or tax. Williamson County property records show which city you are in.
Cedar Park ZIP code questions
What is the main ZIP code for Cedar Park?
78613, the ZIP code of the main Cedar Park post office at 500 E Whitestone Blvd.
Which Cedar Park ZIP codes are for PO boxes only?
78630. Mail to it goes to boxes at the post office, not to street addresses.
What county is Cedar Park in?
Williamson County, with parts in Travis County.
ZIP codes for towns near Cedar Park
More towns near Cedar Park: Kyle, Harker Heights, Killeen, Copperas Cove, San Marcos, Temple, Canyon Lake, New Braunfels, Seguin.
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