| Rockwall to Mendota (California) | 1,379.52 mi (2,220.13 km) |
| Rockwall to Mendota Heights (Minnesota) | 845.27 mi (1,360.33 km) |
| Rockwall to Menifee (California) | 1,197.27 mi (1,926.82 km) |
| Rockwall to Menlo Park (California) | 1,481.52 mi (2,384.28 km) |
| Rockwall to Menomonee Falls (Wisconsin) | 838.36 mi (1,349.21 km) |
| Rockwall to Menomonie (Wisconsin) | 861.93 mi (1,387.15 km) |
| Rockwall to Mentor (Ohio) | 1,025.20 mi (1,649.90 km) |
| Rockwall to Mequon (Wisconsin) | 847.28 mi (1,363.57 km) |
| Rockwall to Merced (California) | 1,388.15 mi (2,234.01 km) |
| Rockwall to Mercedes (Texas) | 475.64 mi (765.47 km) |
| Rockwall to Mercer Island (Washington) | 1,682.32 mi (2,707.43 km) |
| Rockwall to Mercerville (New Jersey) | 1,303.87 mi (2,098.37 km) |
| Rockwall to Meriden (Connecticut) | 1,424.42 mi (2,292.39 km) |
| Rockwall to Meridian (Idaho) | 1,305.45 mi (2,100.92 km) |
| Rockwall to Meridian (Mississippi) | 452.12 mi (727.62 km) |
