ZIP Code 57720
Buffalo · Harding, South Dakota
57720 is the ZIP code of Buffalo in Harding, South Dakota, United States.
- ZIP Code
- 57720
- County
- Harding
- State
- South Dakota
- Country
- United States
Place with ZIP code 57720
| Place | County | Location |
|---|---|---|
| Buffalo | Harding | 45.574, -103.583 |
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 57720?
Buffalo.
Which county and state is 57720 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.