| Kocaeli to Cabestany | 1,391.45 mi (2,239.32 km) |
| Kocaeli to Cabries | 1,266.74 mi (2,038.63 km) |
| Kocaeli to Cachan | 1,452.16 mi (2,337.03 km) |
| Kocaeli to Caen | 1,577.53 mi (2,538.79 km) |
| Kocaeli to Cagnes-sur-Mer | 1,178.42 mi (1,896.48 km) |
| Kocaeli to Cahors | 1,462.73 mi (2,354.04 km) |
| Kocaeli to Calais | 1,509.87 mi (2,429.90 km) |
| Kocaeli to Caluire-et-Cuire | 1,302.11 mi (2,095.54 km) |
| Kocaeli to Cambrai | 1,436.56 mi (2,311.91 km) |
| Kocaeli to Canet-en-Roussillon | 1,388.07 mi (2,233.89 km) |
| Kocaeli to Cannes | 1,184.99 mi (1,907.06 km) |
| Kocaeli to Canteleu | 1,519.03 mi (2,444.65 km) |
| Kocaeli to Capbreton | 1,607.17 mi (2,586.50 km) |
| Kocaeli to Carcassonne | 1,419.35 mi (2,284.23 km) |
| Kocaeli to Carmaux | 1,427.34 mi (2,297.09 km) |
