| Opfikon to Norton Shores (Michigan) | 4,315.60 mi (6,945.29 km) |
| Opfikon to Norwalk (California) | 5,918.32 mi (9,524.62 km) |
| Opfikon to Norwalk (Connecticut) | 3,887.68 mi (6,256.62 km) |
| Opfikon to Norwalk (Iowa) | 4,673.88 mi (7,521.88 km) |
| Opfikon to Norwalk (Ohio) | 4,258.45 mi (6,853.31 km) |
| Opfikon to Norwich (Connecticut) | 3,814.05 mi (6,138.12 km) |
| Opfikon to Norwood (Ohio) | 4,426.01 mi (7,122.97 km) |
| Opfikon to Novato (California) | 5,805.07 mi (9,342.36 km) |
| Opfikon to Novi (Michigan) | 4,238.85 mi (6,821.76 km) |
| Opfikon to O'Fallon (Illinois) | 4,668.95 mi (7,513.95 km) |
| Opfikon to O'Fallon (Missouri) | 4,691.25 mi (7,549.83 km) |
| Opfikon to Oak Creek (Wisconsin) | 4,391.29 mi (7,067.10 km) |
| Opfikon to Oak Forest (Illinois) | 4,444.04 mi (7,152.00 km) |
| Opfikon to Oak Grove (Oregon) | 5,373.70 mi (8,648.13 km) |
| Opfikon to Oak Grove (South Carolina) | 4,526.84 mi (7,285.25 km) |
