| Opfikon to Cognac | 439.03 mi (706.55 km) |
| Opfikon to Cogolin | 305.30 mi (491.33 km) |
| Opfikon to Colmar | 71.91 mi (115.73 km) |
| Opfikon to Colombes | 308.49 mi (496.47 km) |
| Opfikon to Colomiers | 438.02 mi (704.93 km) |
| Opfikon to Combs-la-Ville | 290.20 mi (467.02 km) |
| Opfikon to Comines | 340.58 mi (548.12 km) |
| Opfikon to Compiegne | 296.70 mi (477.50 km) |
| Opfikon to Concarneau | 581.26 mi (935.45 km) |
| Opfikon to Conde-sur-l'Escaut | 307.15 mi (494.32 km) |
| Opfikon to Conflans-Sainte-Honorine | 316.72 mi (509.70 km) |
| Opfikon to Corbas | 212.56 mi (342.09 km) |
| Opfikon to Corbeil-Essonnes | 292.68 mi (471.03 km) |
| Opfikon to Cormeilles-en-Parisis | 311.73 mi (501.68 km) |
| Opfikon to Cosne sur Loire | 263.69 mi (424.36 km) |
