Humboldt, SD
ZIP Codes in Humboldt, South Dakota
January 19, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 57035 | 1,345 | 43.6464, -97.0798 |
Humboldt has 1 ZIP code
ZIP Codes in Humboldt, South Dakota
January 19, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 57035 | 1,345 | 43.6464, -97.0798 |