| Mechernich to Mauldin (South Carolina) | 4,369.10 mi (7,031.39 km) |
| Mechernich to Maumee (Ohio) | 4,099.12 mi (6,596.90 km) |
| Mechernich to Maumelle (Arkansas) | 4,761.98 mi (7,663.66 km) |
| Mechernich to Mayagüez (Puerto Rico) | 4,547.38 mi (7,318.29 km) |
| Mechernich to Mayfield Heights (Ohio) | 4,016.67 mi (6,464.21 km) |
| Mechernich to Mays Chapel (Maryland) | 3,922.35 mi (6,312.41 km) |
| Mechernich to Maywood (California) | 5,696.96 mi (9,168.37 km) |
| Mechernich to Maywood (Illinois) | 4,241.74 mi (6,826.42 km) |
| Mechernich to McAlester (Oklahoma) | 4,885.20 mi (7,861.97 km) |
| Mechernich to McAllen (Texas) | 5,441.09 mi (8,756.58 km) |
| Mechernich to McCalla (Alabama) | 4,631.44 mi (7,453.58 km) |
| Mechernich to McComb (Mississippi) | 4,872.25 mi (7,841.12 km) |
| Mechernich to McDonough (Georgia) | 4,509.37 mi (7,257.14 km) |
| Mechernich to McFarland (California) | 5,628.68 mi (9,058.49 km) |
| Mechernich to McHenry (Illinois) | 4,236.35 mi (6,817.75 km) |
