City
| City / Place Name | ZIP | County | State | Longitude | Latitude |
|---|---|---|---|---|---|
| Oacoma | 57365 | Lyman | South Dakota | -99.3947 | 43.7975 |
| Kennebec | 57544 | Lyman | South Dakota | -99.8502 | 43.8921 |
| Lower Brule | 57548 | Lyman | South Dakota | -99.6139 | 44.0937 |
| Presho | 57568 | Lyman | South Dakota | -100.0746 | 43.8995 |
| Reliance | 57569 | Lyman | South Dakota | -99.6032 | 43.8789 |
| Vivian | 57576 | Lyman | South Dakota | -100.286 | 43.9535 |