City · Wisconsin · United States
South Milwaukee, WI — ZIP codes
1 ZIP code · Milwaukee County
- City
- South Milwaukee
- County
- Milwaukee
- State
- Wisconsin
- Country
- United States
- Postal code
- 53172Single source
- Coordinates
- 42.9105, -87.8646 View on OpenStreetMap
ZIP codes (1)
| Postal code | Place name | Verification |
|---|---|---|
| 53172 | South Milwaukee | Single source |
Sources and verification
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames. Last generated : 2026-08-21. Report an error.