| Opfikon to Mauldin (South Carolina) | 4,538.62 mi (7,304.20 km) |
| Opfikon to Maumee (Ohio) | 4,285.95 mi (6,897.57 km) |
| Opfikon to Maumelle (Arkansas) | 4,948.65 mi (7,964.09 km) |
| Opfikon to Mayagüez (Puerto Rico) | 4,638.03 mi (7,464.19 km) |
| Opfikon to Mayfield Heights (Ohio) | 4,200.22 mi (6,759.60 km) |
| Opfikon to Mays Chapel (Maryland) | 4,093.45 mi (6,587.76 km) |
| Opfikon to Maywood (California) | 5,916.85 mi (9,522.25 km) |
| Opfikon to Maywood (Illinois) | 4,434.95 mi (7,137.36 km) |
| Opfikon to McAlester (Oklahoma) | 5,077.24 mi (8,171.04 km) |
| Opfikon to McAllen (Texas) | 5,622.61 mi (9,048.72 km) |
| Opfikon to McCalla (Alabama) | 4,806.09 mi (7,734.66 km) |
| Opfikon to McComb (Mississippi) | 5,048.85 mi (8,125.34 km) |
| Opfikon to McDonough (Georgia) | 4,679.18 mi (7,530.42 km) |
| Opfikon to McFarland (California) | 5,850.89 mi (9,416.10 km) |
| Opfikon to McHenry (Illinois) | 4,431.03 mi (7,131.06 km) |
