| Rapid City to Mount Washington (Kentucky) | 1,007.52 mi (1,621.45 km) |
| Rapid City to Mountain Brook (Alabama) | 1,146.33 mi (1,844.83 km) |
| Rapid City to Mountain Home (Arkansas) | 781.52 mi (1,257.73 km) |
| Rapid City to Mountain Home (Idaho) | 627.00 mi (1,009.07 km) |
| Rapid City to Mountain House (California) | 1,048.16 mi (1,686.86 km) |
| Rapid City to Mountain Park (Georgia) | 1,240.51 mi (1,996.42 km) |
| Rapid City to Mountain Top (Pennsylvania) | 1,397.36 mi (2,248.84 km) |
| Rapid City to Mountain View (California) | 1,086.29 mi (1,748.21 km) |
| Rapid City to Mountlake Terrace (Washington) | 949.82 mi (1,528.58 km) |
| Rapid City to Mukilteo (Washington) | 950.87 mi (1,530.28 km) |
| Rapid City to Muncie (Indiana) | 949.53 mi (1,528.13 km) |
| Rapid City to Mundelein (Illinois) | 775.35 mi (1,247.81 km) |
| Rapid City to Munhall (Pennsylvania) | 1,215.41 mi (1,956.01 km) |
| Rapid City to Munster (Indiana) | 814.16 mi (1,310.26 km) |
| Rapid City to Murfreesboro (Tennessee) | 1,052.88 mi (1,694.45 km) |
