| Kocaeli to Cognac | 1,550.50 mi (2,495.29 km) |
| Kocaeli to Cogolin | 1,208.94 mi (1,945.59 km) |
| Kocaeli to Colmar | 1,216.91 mi (1,958.42 km) |
| Kocaeli to Colombes | 1,457.62 mi (2,345.81 km) |
| Kocaeli to Colomiers | 1,468.99 mi (2,364.11 km) |
| Kocaeli to Combs-la-Ville | 1,440.24 mi (2,317.84 km) |
| Kocaeli to Comines | 1,458.08 mi (2,346.55 km) |
| Kocaeli to Compiegne | 1,440.30 mi (2,317.93 km) |
| Kocaeli to Concarneau | 1,727.80 mi (2,780.62 km) |
| Kocaeli to Conde-sur-l'Escaut | 1,427.16 mi (2,296.80 km) |
| Kocaeli to Conflans-Sainte-Honorine | 1,465.56 mi (2,358.58 km) |
| Kocaeli to Corbas | 1,298.52 mi (2,089.76 km) |
| Kocaeli to Corbeil-Essonnes | 1,442.92 mi (2,322.16 km) |
| Kocaeli to Cormeilles-en-Parisis | 1,460.62 mi (2,350.63 km) |
| Kocaeli to Cosne sur Loire | 1,407.72 mi (2,265.50 km) |
