South Milwaukee, WI
ZIP Codes in South Milwaukee, Wisconsin
January 19, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 53172 | 20,678 | 42.9120, -87.8597 |
South Milwaukee has 1 ZIP code
ZIP Codes in South Milwaukee, Wisconsin
January 19, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 53172 | 20,678 | 42.9120, -87.8597 |