| Rock Hill to Montgomeryville (Pennsylvania) | 484.31 mi (779.42 km) |
| Rock Hill to Monticello (Minnesota) | 981.37 mi (1,579.36 km) |
| Rock Hill to Montrose (Colorado) | 1,500.85 mi (2,415.39 km) |
| Rock Hill to Moody (Alabama) | 325.89 mi (524.46 km) |
| Rock Hill to Moore (Oklahoma) | 928.90 mi (1,494.92 km) |
| Rock Hill to Moorestown-Lenola (New Jersey) | 480.37 mi (773.08 km) |
| Rock Hill to Mooresville (North Carolina) | 45.82 mi (73.73 km) |
| Rock Hill to Moorhead (Minnesota) | 1,159.00 mi (1,865.23 km) |
| Rock Hill to Moorpark (California) | 2,139.91 mi (3,443.85 km) |
| Rock Hill to Moraga (California) | 2,276.21 mi (3,663.21 km) |
| Rock Hill to Moreno Valley (California) | 2,051.73 mi (3,301.93 km) |
| Rock Hill to Morgan City (Louisiana) | 694.69 mi (1,118.00 km) |
| Rock Hill to Morgan Hill (California) | 2,257.13 mi (3,632.50 km) |
| Rock Hill to Morganton (North Carolina) | 67.10 mi (107.98 km) |
| Rock Hill to Morgantown (West Virginia) | 329.87 mi (530.88 km) |
