| Monthey to Mauldin (South Carolina) | 4,504.76 mi (7,249.71 km) |
| Monthey to Maumee (Ohio) | 4,264.49 mi (6,863.03 km) |
| Monthey to Maumelle (Arkansas) | 4,926.37 mi (7,928.23 km) |
| Monthey to Mayagüez (Puerto Rico) | 4,564.63 mi (7,346.06 km) |
| Monthey to Mayfield Heights (Ohio) | 4,176.41 mi (6,721.29 km) |
| Monthey to Mays Chapel (Maryland) | 4,061.14 mi (6,535.78 km) |
| Monthey to Maywood (California) | 5,925.88 mi (9,536.78 km) |
| Monthey to Maywood (Illinois) | 4,418.33 mi (7,110.61 km) |
| Monthey to McAlester (Oklahoma) | 5,059.04 mi (8,141.73 km) |
| Monthey to McAllen (Texas) | 5,595.88 mi (9,005.70 km) |
| Monthey to McCalla (Alabama) | 4,775.35 mi (7,685.18 km) |
| Monthey to McComb (Mississippi) | 5,019.19 mi (8,077.61 km) |
| Monthey to McDonough (Georgia) | 4,645.36 mi (7,475.98 km) |
| Monthey to McFarland (California) | 5,863.14 mi (9,435.82 km) |
| Monthey to McHenry (Illinois) | 4,415.63 mi (7,106.27 km) |
