Westport, SD
ZIP Codes in Westport, South Dakota
January 19, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 57481 | 375 | 45.6626, -98.6830 |
Westport has 1 ZIP code
ZIP Codes in Westport, South Dakota
January 19, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 57481 | 375 | 45.6626, -98.6830 |