| Boise to Mauldin (South Carolina) | 1,900.89 mi (3,059.19 km) |
| Boise to Maumee (Ohio) | 1,652.03 mi (2,658.69 km) |
| Boise to Maumelle (Arkansas) | 1,404.75 mi (2,260.72 km) |
| Boise to Mayagüez (Puerto Rico) | 3,333.66 mi (5,365.01 km) |
| Boise to Mayfield Heights (Ohio) | 1,762.81 mi (2,836.96 km) |
| Boise to Mays Chapel (Maryland) | 2,048.07 mi (3,296.05 km) |
| Boise to Maywood (California) | 672.37 mi (1,082.07 km) |
| Boise to Maywood (Illinois) | 1,438.34 mi (2,314.78 km) |
| Boise to McAlester (Oklahoma) | 1,242.94 mi (2,000.31 km) |
| Boise to McAllen (Texas) | 1,567.47 mi (2,522.61 km) |
| Boise to McCalla (Alabama) | 1,721.08 mi (2,769.81 km) |
| Boise to McComb (Mississippi) | 1,640.97 mi (2,640.88 km) |
| Boise to McDonough (Georgia) | 1,856.45 mi (2,987.67 km) |
| Boise to McFarland (California) | 570.23 mi (917.69 km) |
| Boise to McHenry (Illinois) | 1,408.45 mi (2,266.69 km) |
