Complete ZIP Code Details
| ZIP Code | 57650 |
| City | Ralph |
| State | South Dakota (SD) |
| County | Harding |
| Timezone | America/Denver |
| Coordinates | 45.8346000, -103.0303300 |
| Population | 17 |
| ZIP Type | STANDARD |
| Country | United States |
| ZIP Code | 57650 |
| City | Ralph |
| State | South Dakota (SD) |
| County | Harding |
| Timezone | America/Denver |
| Coordinates | 45.8346000, -103.0303300 |
| Population | 17 |
| ZIP Type | STANDARD |
| Country | United States |