Waukesha, WI ZIP Codes
Waukesha, Wisconsin has 4 ZIP codes: 3 for street addresses (, and ) and 1 for PO boxes ().
Your street decides which one you use.
Which Waukesha 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?
Waukesha ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
53187 has no area on the map: it is a PO box or single-organization ZIP code. Dashed line: Waukesha city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All Waukesha ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 53186 | street delivery Waukesha |
| 53187 | PO boxes at the Waukesha post office Waukesha |
| 53188 | street delivery Waukesha |
| 53189 | street delivery Waukesha |
ZIP codes from nearby towns that reach into Waukesha
- 53072, mailing town Pewaukee, covers 5 percent of Waukesha
Why your mail may say Waukesha when you live outside it
Waukesha ZIP codes also cover Genesee, Vernon and Delafield, so a letter addressed to Waukesha can go to a home outside the city limits.
The reverse happens too: parts of Waukesha use 53072, which mails under a neighboring town's name.
A ZIP code does not set your city, school district or tax. Waukesha County property records show which city you are in.
Waukesha ZIP code questions
What is the main ZIP code for Waukesha?
53186, the ZIP code of the main Waukesha post office at 300 E Broadway.
Which Waukesha ZIP codes are for PO boxes only?
53187. Mail to it goes to boxes at the post office, not to street addresses.
What county is Waukesha in?
Waukesha County.
ZIP codes for towns near Waukesha
More towns near Waukesha: Milwaukee, Franklin, Oak Creek, West Bend, Racine, Kenosha, Janesville, Gurnee, Waukegan.
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