City · Wisconsin · United States
Williams Bay, WI — ZIP codes
1 ZIP code · Walworth County
- City
- Williams Bay
- County
- Walworth
- State
- Wisconsin
- Country
- United States
- Postal code
- 53191Single source
- Coordinates
- 42.5767, -88.5431 View on OpenStreetMap
ZIP codes (1)
| Postal code | Place name | Verification |
|---|---|---|
| 53191 | Williams Bay | 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.