| Rock Hill to Marrero (Louisiana) | 634.36 mi (1,020.90 km) |
| Rock Hill to Marshall (Minnesota) | 1,020.78 mi (1,642.79 km) |
| Rock Hill to Marshall (Missouri) | 730.16 mi (1,175.08 km) |
| Rock Hill to Marshall (Texas) | 782.91 mi (1,259.96 km) |
| Rock Hill to Marshalltown (Iowa) | 806.87 mi (1,298.54 km) |
| Rock Hill to Marshfield (Wisconsin) | 827.66 mi (1,331.99 km) |
| Rock Hill to Martha Lake (Washington) | 2,281.47 mi (3,671.68 km) |
| Rock Hill to Martin (Tennessee) | 449.84 mi (723.95 km) |
| Rock Hill to Martinez (California) | 2,274.45 mi (3,660.37 km) |
| Rock Hill to Martinez (Georgia) | 115.76 mi (186.30 km) |
| Rock Hill to Martinsburg (West Virginia) | 354.20 mi (570.03 km) |
| Rock Hill to Martinsville (Indiana) | 428.96 mi (690.34 km) |
| Rock Hill to Martinsville (New Jersey) | 526.06 mi (846.61 km) |
| Rock Hill to Martinsville (Virginia) | 136.74 mi (220.07 km) |
| Rock Hill to Maryland City (Maryland) | 369.75 mi (595.05 km) |
