| Opfikon to Chantilly (Virginia) | 4,150.28 mi (6,679.22 km) |
| Opfikon to Chaparral (New Mexico) | 5,627.59 mi (9,056.73 km) |
| Opfikon to Chapel Hill (North Carolina) | 4,348.29 mi (6,997.90 km) |
| Opfikon to Charleston (Illinois) | 4,559.05 mi (7,337.09 km) |
| Opfikon to Charleston (South Carolina) | 4,530.04 mi (7,290.40 km) |
| Opfikon to Charleston (West Virginia) | 4,347.91 mi (6,997.29 km) |
| Opfikon to Charlotte (North Carolina) | 4,456.83 mi (7,172.57 km) |
| Opfikon to Charlottesville (Virginia) | 4,230.98 mi (6,809.10 km) |
| Opfikon to Chaska (Minnesota) | 4,511.65 mi (7,260.80 km) |
| Opfikon to Chatham (Illinois) | 4,609.23 mi (7,417.85 km) |
| Opfikon to Chattanooga (Tennessee) | 4,648.32 mi (7,480.75 km) |
| Opfikon to Cheat Lake (West Virginia) | 4,216.32 mi (6,785.52 km) |
| Opfikon to Chelsea (Alabama) | 4,788.32 mi (7,706.06 km) |
| Opfikon to Chelsea (Massachusetts) | 3,736.03 mi (6,012.56 km) |
| Opfikon to Cheney (Washington) | 5,122.52 mi (8,243.89 km) |
