| Richmond Hill to Mattoon (Illinois) | 655.65 mi (1,055.17 km) |
| Richmond Hill to Mauldin (South Carolina) | 207.10 mi (333.29 km) |
| Richmond Hill to Maumee (Ohio) | 680.51 mi (1,095.17 km) |
| Richmond Hill to Maumelle (Arkansas) | 670.99 mi (1,079.85 km) |
| Richmond Hill to Mayagüez (Puerto Rico) | 1,294.67 mi (2,083.57 km) |
| Richmond Hill to Mayfield Heights (Ohio) | 664.46 mi (1,069.35 km) |
| Richmond Hill to Mays Chapel (Maryland) | 582.32 mi (937.15 km) |
| Richmond Hill to Maywood (California) | 2,131.52 mi (3,430.34 km) |
| Richmond Hill to Maywood (Illinois) | 777.62 mi (1,251.45 km) |
| Richmond Hill to McAlester (Oklahoma) | 858.92 mi (1,382.30 km) |
| Richmond Hill to McAllen (Texas) | 1,093.75 mi (1,760.22 km) |
| Richmond Hill to McCalla (Alabama) | 346.55 mi (557.71 km) |
| Richmond Hill to McComb (Mississippi) | 540.90 mi (870.50 km) |
| Richmond Hill to McDonough (Georgia) | 196.32 mi (315.94 km) |
| Richmond Hill to McFarland (California) | 2,180.04 mi (3,508.44 km) |
