Custer, WI
ZIP Codes in Custer, Wisconsin
January 20, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 54423 | 2,140 | 44.5789, -89.4259 |
Custer has 1 ZIP code
ZIP Codes in Custer, Wisconsin
January 20, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 54423 | 2,140 | 44.5789, -89.4259 |