| Niles to Mattoon (Illinois) | 178.57 mi (287.38 km) |
| Niles to Mauldin (South Carolina) | 582.37 mi (937.24 km) |
| Niles to Maumee (Ohio) | 215.88 mi (347.43 km) |
| Niles to Maumelle (Arkansas) | 554.31 mi (892.08 km) |
| Niles to Mayagüez (Puerto Rico) | 2,046.39 mi (3,293.35 km) |
| Niles to Mayfield Heights (Ohio) | 329.36 mi (530.06 km) |
| Niles to Mays Chapel (Maryland) | 610.55 mi (982.59 km) |
| Niles to Maywood (California) | 1,733.82 mi (2,790.31 km) |
| Niles to Maywood (Illinois) | 10.38 mi (16.70 km) |
| Niles to McAlester (Oklahoma) | 652.33 mi (1,049.82 km) |
| Niles to McAllen (Texas) | 1,242.08 mi (1,998.94 km) |
| Niles to McCalla (Alabama) | 604.37 mi (972.64 km) |
| Niles to McComb (Mississippi) | 759.43 mi (1,222.19 km) |
| Niles to McDonough (Georgia) | 626.00 mi (1,007.44 km) |
| Niles to McFarland (California) | 1,736.51 mi (2,794.64 km) |
