ZIP Code 57650
Ralph · Harding, South Dakota
57650 is the ZIP code of Ralph in Harding, South Dakota, United States.
- ZIP Code
- 57650
- County
- Harding
- State
- South Dakota
- Country
- United States
Place with ZIP code 57650
| Place | County | Location |
|---|---|---|
| Ralph | Harding | 45.855, -103.036 |
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 57650?
Ralph.
Which county and state is 57650 in?
Harding, South Dakota, United States.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.