Complete ZIP Code Details
| ZIP Code | 57341 |
| City | Gann Valley |
| State | South Dakota (SD) |
| County | Buffalo |
| Timezone | America/Chicago |
| Coordinates | 44.0807700, -99.0897400 |
| Population | 79 |
| ZIP Type | STANDARD |
| Country | United States |
| ZIP Code | 57341 |
| City | Gann Valley |
| State | South Dakota (SD) |
| County | Buffalo |
| Timezone | America/Chicago |
| Coordinates | 44.0807700, -99.0897400 |
| Population | 79 |
| ZIP Type | STANDARD |
| Country | United States |