City
| City / Place Name | ZIP | County | State | Longitude | Latitude |
|---|---|---|---|---|---|
| Bryant | 57221 | Hamlin | South Dakota | -97.4537 | 44.5987 |
| Castlewood | 57223 | Hamlin | South Dakota | -97.0204 | 44.7313 |
| Estelline | 57234 | Hamlin | South Dakota | -96.8928 | 44.6029 |
| Hayti | 57241 | Hamlin | South Dakota | -97.2305 | 44.6647 |
| Hazel | 57242 | Hamlin | South Dakota | -97.3083 | 44.7572 |
| Lake Norden | 57248 | Hamlin | South Dakota | -97.2009 | 44.5844 |