| Miercurea-Ciuc to Mauldin (South Carolina) | 5,272.44 mi (8,485.18 km) |
| Miercurea-Ciuc to Maumee (Ohio) | 4,978.42 mi (8,011.99 km) |
| Miercurea-Ciuc to Maumelle (Arkansas) | 5,638.68 mi (9,074.58 km) |
| Miercurea-Ciuc to Mayagüez (Puerto Rico) | 5,451.98 mi (8,774.12 km) |
| Miercurea-Ciuc to Mayfield Heights (Ohio) | 4,902.09 mi (7,889.15 km) |
| Miercurea-Ciuc to Mays Chapel (Maryland) | 4,825.09 mi (7,765.23 km) |
| Miercurea-Ciuc to Maywood (California) | 6,449.39 mi (10,379.29 km) |
| Miercurea-Ciuc to Maywood (Illinois) | 5,107.22 mi (8,219.27 km) |
| Miercurea-Ciuc to McAlester (Oklahoma) | 5,750.02 mi (9,253.77 km) |
| Miercurea-Ciuc to McAllen (Texas) | 6,324.62 mi (10,178.50 km) |
| Miercurea-Ciuc to McCalla (Alabama) | 5,527.95 mi (8,896.38 km) |
| Miercurea-Ciuc to McComb (Mississippi) | 5,765.39 mi (9,278.50 km) |
| Miercurea-Ciuc to McDonough (Georgia) | 5,412.07 mi (8,709.88 km) |
| Miercurea-Ciuc to McFarland (California) | 6,366.42 mi (10,245.77 km) |
| Miercurea-Ciuc to McHenry (Illinois) | 5,098.43 mi (8,205.14 km) |
