| Rock Hill to Merriam (Kansas) | 804.33 mi (1,294.45 km) |
| Rock Hill to Merrick (New York) | 567.04 mi (912.56 km) |
| Rock Hill to Merrifield (Virginia) | 342.62 mi (551.39 km) |
| Rock Hill to Merrillville (Indiana) | 565.74 mi (910.47 km) |
| Rock Hill to Merritt Island (Florida) | 458.39 mi (737.71 km) |
| Rock Hill to Mesa (Arizona) | 1,750.97 mi (2,817.92 km) |
| Rock Hill to Mesquite (Nevada) | 1,848.93 mi (2,975.56 km) |
| Rock Hill to Mesquite (Texas) | 904.65 mi (1,455.90 km) |
| Rock Hill to Metairie (Louisiana) | 633.12 mi (1,018.91 km) |
| Rock Hill to Methuen Town (Massachusetts) | 754.00 mi (1,213.45 km) |
| Rock Hill to Metuchen (New Jersey) | 530.91 mi (854.42 km) |
| Rock Hill to Mexico (Missouri) | 664.83 mi (1,069.94 km) |
| Rock Hill to Miami (Florida) | 634.57 mi (1,021.25 km) |
| Rock Hill to Miami (Oklahoma) | 785.70 mi (1,264.46 km) |
| Rock Hill to Miami Beach (Florida) | 632.63 mi (1,018.11 km) |
