West Allis, WI ZIP Codes
West Allis, Wisconsin has 3 ZIP codes: 3 for street addresses (, and ).
Your street decides which one you use.
Which West Allis 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?
West Allis ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
Dashed line: West Allis city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All West Allis ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 53214 | street delivery; mail may be addressed to Milwaukee West Allis |
| 53219 | street delivery; mail may be addressed to Milwaukee West Milwaukee |
| 53227 | street delivery; mail may be addressed to Milwaukee Root River |
Why your mail may say West Allis when you live outside it
West Allis ZIP codes also cover West Milwaukee, so a letter addressed to West Allis can go to a home outside the city limits.
A ZIP code does not set your city, school district or tax. Milwaukee County property records show which city you are in.
West Allis ZIP code questions
What is the main ZIP code for West Allis?
53214, the ZIP code of the main West Allis post office at 7440 W Greenfield Ave.
What county is West Allis in?
Milwaukee County.
ZIP codes for towns near West Allis
More towns near West Allis: Waukesha, Oak Creek, Menomonee Falls, Racine, West Bend, Kenosha, Gurnee, Waukegan, North Chicago.
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