Alpena, SD
ZIP Codes in Alpena, South Dakota
December 16, 2025
| ZIP Code | Population | Coordinates |
|---|---|---|
| 57312 | 673 | 44.1932, -98.3840 |
Alpena has 1 ZIP code
ZIP Codes in Alpena, South Dakota
December 16, 2025
| ZIP Code | Population | Coordinates |
|---|---|---|
| 57312 | 673 | 44.1932, -98.3840 |