| Opfikon to Morristown (New Jersey) | 3,944.99 mi (6,348.85 km) |
| Opfikon to Morristown (Tennessee) | 4,514.53 mi (7,265.43 km) |
| Opfikon to Morrisville (North Carolina) | 4,343.67 mi (6,990.46 km) |
| Opfikon to Morro Bay (California) | 5,916.97 mi (9,522.45 km) |
| Opfikon to Morton (Illinois) | 4,556.17 mi (7,332.45 km) |
| Opfikon to Morton Grove (Illinois) | 4,425.37 mi (7,121.94 km) |
| Opfikon to Moscow (Idaho) | 5,150.10 mi (8,288.29 km) |
| Opfikon to Moses Lake (Washington) | 5,187.79 mi (8,348.94 km) |
| Opfikon to Moss Bluff (Louisiana) | 5,207.98 mi (8,381.43 km) |
| Opfikon to Moss Point (Mississippi) | 5,008.44 mi (8,060.31 km) |
| Opfikon to Moultrie (Georgia) | 4,771.28 mi (7,678.63 km) |
| Opfikon to Mounds View (Minnesota) | 4,483.59 mi (7,215.65 km) |
| Opfikon to Mount Airy (North Carolina) | 4,388.62 mi (7,062.80 km) |
| Opfikon to Mount Clemens (Michigan) | 4,209.75 mi (6,774.94 km) |
| Opfikon to Mount Dora (Florida) | 4,790.65 mi (7,709.81 km) |
