| Altamont to Mauldin (South Carolina) | 2,172.14 mi (3,495.73 km) |
| Altamont to Maumee (Ohio) | 1,941.92 mi (3,125.21 km) |
| Altamont to Maumelle (Arkansas) | 1,654.89 mi (2,663.29 km) |
| Altamont to Mayagüez (Puerto Rico) | 3,582.98 mi (5,766.25 km) |
| Altamont to Mayfield Heights (Ohio) | 2,053.43 mi (3,304.68 km) |
| Altamont to Mays Chapel (Maryland) | 2,337.15 mi (3,761.28 km) |
| Altamont to Maywood (California) | 598.78 mi (963.65 km) |
| Altamont to Maywood (Illinois) | 1,727.16 mi (2,779.59 km) |
| Altamont to McAlester (Oklahoma) | 1,482.36 mi (2,385.62 km) |
| Altamont to McAllen (Texas) | 1,726.71 mi (2,778.87 km) |
| Altamont to McCalla (Alabama) | 1,976.91 mi (3,181.53 km) |
| Altamont to McComb (Mississippi) | 1,875.44 mi (3,018.23 km) |
| Altamont to McDonough (Georgia) | 2,119.22 mi (3,410.56 km) |
| Altamont to McFarland (California) | 469.78 mi (756.03 km) |
| Altamont to McHenry (Illinois) | 1,698.20 mi (2,732.99 km) |
