| Rapid City to McHenry (Illinois) | 760.16 mi (1,223.35 km) |
| Rapid City to McKeesport (Pennsylvania) | 1,219.42 mi (1,962.46 km) |
| Rapid City to McKinleyville (California) | 1,081.31 mi (1,740.20 km) |
| Rapid City to McKinney (Texas) | 829.47 mi (1,334.90 km) |
| Rapid City to McLean (Virginia) | 1,386.04 mi (2,230.61 km) |
| Rapid City to McMinnville (Oregon) | 982.45 mi (1,581.10 km) |
| Rapid City to McMinnville (Tennessee) | 1,087.75 mi (1,750.57 km) |
| Rapid City to McNair (Virginia) | 1,375.10 mi (2,213.01 km) |
| Rapid City to McPherson (Kansas) | 488.21 mi (785.70 km) |
| Rapid City to Mead Valley (California) | 1,032.42 mi (1,661.52 km) |
| Rapid City to Meadow Woods (Florida) | 1,622.59 mi (2,611.31 km) |
| Rapid City to Meadowbrook (Virginia) | 1,416.67 mi (2,279.90 km) |
| Rapid City to Meadville (Pennsylvania) | 1,176.59 mi (1,893.54 km) |
| Rapid City to Mebane (North Carolina) | 1,374.56 mi (2,212.14 km) |
| Rapid City to Mechanicsville (Virginia) | 1,416.34 mi (2,279.37 km) |
