| Opfikon to Medford (New York) | 3,881.35 mi (6,246.43 km) |
| Opfikon to Medford (Oregon) | 5,561.35 mi (8,950.13 km) |
| Opfikon to Medina (Ohio) | 4,233.64 mi (6,813.38 km) |
| Opfikon to Medulla (Florida) | 4,847.13 mi (7,800.70 km) |
| Opfikon to Mehlville (Missouri) | 4,689.14 mi (7,546.44 km) |
| Opfikon to Melbourne (Florida) | 4,781.63 mi (7,695.30 km) |
| Opfikon to Melissa (Texas) | 5,190.67 mi (8,353.58 km) |
| Opfikon to Melrose (Massachusetts) | 3,734.79 mi (6,010.56 km) |
| Opfikon to Melrose Park (Illinois) | 4,434.63 mi (7,136.84 km) |
| Opfikon to Melville (New York) | 3,900.77 mi (6,277.69 km) |
| Opfikon to Melvindale (Michigan) | 4,235.35 mi (6,816.13 km) |
| Opfikon to Memphis (Florida) | 4,892.22 mi (7,873.27 km) |
| Opfikon to Memphis (Tennessee) | 4,838.86 mi (7,787.39 km) |
| Opfikon to Menasha (Wisconsin) | 4,350.46 mi (7,001.39 km) |
| Opfikon to Mendota (California) | 5,821.64 mi (9,369.02 km) |
