| Valley to Mattoon (Illinois) | 493.67 mi (794.48 km) |
| Valley to Mauldin (South Carolina) | 214.21 mi (344.73 km) |
| Valley to Maumee (Ohio) | 611.02 mi (983.34 km) |
| Valley to Maumelle (Arkansas) | 437.60 mi (704.25 km) |
| Valley to Mayagüez (Puerto Rico) | 1,506.98 mi (2,425.25 km) |
| Valley to Mayfield Heights (Ohio) | 635.57 mi (1,022.85 km) |
| Valley to Mays Chapel (Maryland) | 659.83 mi (1,061.89 km) |
| Valley to Maywood (California) | 1,897.45 mi (3,053.66 km) |
| Valley to Maywood (Illinois) | 643.49 mi (1,035.60 km) |
| Valley to McAlester (Oklahoma) | 624.70 mi (1,005.36 km) |
| Valley to McAllen (Texas) | 906.68 mi (1,459.17 km) |
| Valley to McCalla (Alabama) | 112.38 mi (180.86 km) |
| Valley to McComb (Mississippi) | 328.17 mi (528.15 km) |
| Valley to McDonough (Georgia) | 73.86 mi (118.87 km) |
| Valley to McFarland (California) | 1,945.75 mi (3,131.39 km) |
