| Rockwall to Medford (Massachusetts) | 1,525.19 mi (2,454.56 km) |
| Rockwall to Medford (New York) | 1,401.06 mi (2,254.79 km) |
| Rockwall to Medford (Oregon) | 1,576.78 mi (2,537.58 km) |
| Rockwall to Medina (Ohio) | 981.81 mi (1,580.07 km) |
| Rockwall to Medulla (Florida) | 925.50 mi (1,489.45 km) |
| Rockwall to Mehlville (Missouri) | 516.34 mi (830.98 km) |
| Rockwall to Melbourne (Florida) | 994.77 mi (1,600.93 km) |
| Rockwall to Melissa (Texas) | 26.64 mi (42.87 km) |
| Rockwall to Melrose (Massachusetts) | 1,528.27 mi (2,459.51 km) |
| Rockwall to Melrose Park (Illinois) | 778.14 mi (1,252.29 km) |
| Rockwall to Melville (New York) | 1,379.02 mi (2,219.32 km) |
| Rockwall to Melvindale (Michigan) | 970.18 mi (1,561.35 km) |
| Rockwall to Memphis (Florida) | 906.76 mi (1,459.28 km) |
| Rockwall to Memphis (Tennessee) | 400.25 mi (644.15 km) |
| Rockwall to Menasha (Wisconsin) | 891.34 mi (1,434.48 km) |
