| Sinop to Cognac | 1,770.84 mi (2,849.89 km) |
| Sinop to Cogolin | 1,450.08 mi (2,333.68 km) |
| Sinop to Colmar | 1,410.88 mi (2,270.59 km) |
| Sinop to Colombes | 1,649.03 mi (2,653.86 km) |
| Sinop to Colomiers | 1,705.34 mi (2,744.47 km) |
| Sinop to Combs-la-Ville | 1,633.79 mi (2,629.34 km) |
| Sinop to Comines | 1,630.44 mi (2,623.94 km) |
| Sinop to Compiegne | 1,626.36 mi (2,617.37 km) |
| Sinop to Concarneau | 1,931.02 mi (3,107.67 km) |
| Sinop to Conde-sur-l'Escaut | 1,601.80 mi (2,577.85 km) |
| Sinop to Conflans-Sainte-Honorine | 1,656.39 mi (2,665.69 km) |
| Sinop to Corbas | 1,518.81 mi (2,444.29 km) |
| Sinop to Corbeil-Essonnes | 1,637.08 mi (2,634.63 km) |
| Sinop to Cormeilles-en-Parisis | 1,651.59 mi (2,657.98 km) |
| Sinop to Cosne sur Loire | 1,612.87 mi (2,595.66 km) |
