| Rapid City to Murphy (Texas) | 842.38 mi (1,355.68 km) |
| Rapid City to Murray (Kentucky) | 936.44 mi (1,507.05 km) |
| Rapid City to Murray (Utah) | 501.32 mi (806.79 km) |
| Rapid City to Murraysville (North Carolina) | 1,509.39 mi (2,429.13 km) |
| Rapid City to Murrieta (California) | 1,042.15 mi (1,677.18 km) |
| Rapid City to Murrysville (Pennsylvania) | 1,226.34 mi (1,973.60 km) |
| Rapid City to Muscatine (Iowa) | 642.57 mi (1,034.12 km) |
| Rapid City to Muscle Shoals (Alabama) | 1,049.47 mi (1,688.96 km) |
| Rapid City to Muscoy (California) | 1,018.62 mi (1,639.31 km) |
| Rapid City to Muskego (Wisconsin) | 759.96 mi (1,223.03 km) |
| Rapid City to Muskegon (Michigan) | 848.60 mi (1,365.69 km) |
| Rapid City to Muskogee (Oklahoma) | 709.77 mi (1,142.26 km) |
| Rapid City to Mustang (Oklahoma) | 666.65 mi (1,072.86 km) |
| Rapid City to Myers Corner (New York) | 1,488.69 mi (2,395.81 km) |
| Rapid City to Myrtle Beach (South Carolina) | 1,483.71 mi (2,387.79 km) |
