| Rapid City to Rosemont (California) | 1,012.91 mi (1,630.13 km) |
| Rapid City to Rosemount (Minnesota) | 503.03 mi (809.54 km) |
| Rapid City to Rosenberg (Texas) | 1,082.73 mi (1,742.49 km) |
| Rapid City to Roseville (California) | 1,004.10 mi (1,615.93 km) |
| Rapid City to Roseville (Michigan) | 1,023.20 mi (1,646.69 km) |
| Rapid City to Roseville (Minnesota) | 499.62 mi (804.07 km) |
| Rapid City to Rossmoor (California) | 1,065.93 mi (1,715.45 km) |
| Rapid City to Rossville (Maryland) | 1,410.53 mi (2,270.04 km) |
| Rapid City to Roswell (Georgia) | 1,222.27 mi (1,967.05 km) |
| Rapid City to Roswell (New Mexico) | 742.53 mi (1,194.99 km) |
| Rapid City to Round Lake (Illinois) | 769.35 mi (1,238.16 km) |
| Rapid City to Round Lake Beach (Illinois) | 769.99 mi (1,239.18 km) |
| Rapid City to Round Rock (Texas) | 983.79 mi (1,583.25 km) |
| Rapid City to Rowland Heights (California) | 1,049.30 mi (1,688.69 km) |
| Rapid City to Rowlett (Texas) | 850.33 mi (1,368.47 km) |
