Plankinton, SD
ZIP Codes in Plankinton, South Dakota
February 6, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 57368 | 1,074 | 43.7495, -98.4721 |
Plankinton has 1 ZIP code
ZIP Codes in Plankinton, South Dakota
February 6, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 57368 | 1,074 | 43.7495, -98.4721 |