Founded in 1883, Fall River County is one of 66 counties in the state of South Dakota. Historically, Fall River County was formed from Custer County. The city of Hot Springs is the county seat. With FIPS code of 47, Fall River County has a population of 7,202 and area of 1,740 square miles (4,507 km2).
List of all cities in Fall River County, SD alphabetically
| City/Town | Postal Code | Area Code |
| Ardmore, SD | 57735 | 605 |
| Burdock, SD | 57735 | 605 |
| Dewey, SD | 57735 | 605 |
| Edgemont, SD | 57735 | 605 |
| Heppner, SD | 57747 | 605 |
| Hot Springs, SD | 57747 | 605 |
| Lauzen, SD | 57735 | 605 |
| Maverick, SD | 57747 | 605 |
| Minnekata, SD | 57747 | 605 |
| Oelrichs, SD | 57763 | 605 |
| 57782 | 605 | |
| Oral, SD | 57766 | 605 |
| Provo, SD | 57735 | 605 |
| Smithwick, SD | 57782 | 605 |