New Berlin, WI ZIP Codes
New Berlin, Wisconsin has 2 ZIP codes: 2 for street addresses ( and ).
Your street decides which one you use.
Which New Berlin 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?
New Berlin ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
Dashed line: New Berlin city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All New Berlin ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 53146 | street delivery New Berlin |
| 53151 | street delivery New Berlin |
New Berlin ZIP code questions
What is the main ZIP code for New Berlin?
53146, the ZIP code of the main New Berlin post office at 15300 W Howard Ave.
What county is New Berlin in?
Waukesha County.
ZIP codes for towns near New Berlin
More towns near New Berlin: Milwaukee, Menomonee Falls, Oak Creek, Racine, Kenosha, West Bend, 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