| Opfikon to Corinth (Mississippi) | 4,787.94 mi (7,705.44 km) |
| Opfikon to Corinth (Texas) | 5,218.02 mi (8,397.59 km) |
| Opfikon to Cornelius (North Carolina) | 4,446.91 mi (7,156.61 km) |
| Opfikon to Cornelius (Oregon) | 5,378.07 mi (8,655.16 km) |
| Opfikon to Corning (New York) | 3,995.40 mi (6,429.98 km) |
| Opfikon to Corona (California) | 5,904.72 mi (9,502.72 km) |
| Opfikon to Coronado (California) | 5,960.98 mi (9,593.27 km) |
| Opfikon to Corpus Christi (Texas) | 5,509.31 mi (8,866.38 km) |
| Opfikon to Corsicana (Texas) | 5,248.66 mi (8,446.91 km) |
| Opfikon to Cortland (New York) | 3,940.77 mi (6,342.05 km) |
| Opfikon to Corvallis (Oregon) | 5,439.96 mi (8,754.77 km) |
| Opfikon to Coshocton (Ohio) | 4,271.35 mi (6,874.07 km) |
| Opfikon to Costa Mesa (California) | 5,926.94 mi (9,538.49 km) |
| Opfikon to Coto de Caza (California) | 5,920.74 mi (9,528.51 km) |
| Opfikon to Cottage Grove (Minnesota) | 4,487.28 mi (7,221.58 km) |
