| Kocaeli to Celano | 851.18 mi (1,369.85 km) |
| Kocaeli to Cento | 981.97 mi (1,580.33 km) |
| Kocaeli to Cepagatti | 825.65 mi (1,328.76 km) |
| Kocaeli to Ceprano | 853.64 mi (1,373.80 km) |
| Kocaeli to Cercola | 813.01 mi (1,308.41 km) |
| Kocaeli to Cerea | 991.07 mi (1,594.98 km) |
| Kocaeli to Cerese | 1,011.47 mi (1,627.81 km) |
| Kocaeli to Cerignola | 730.82 mi (1,176.14 km) |
| Kocaeli to Cermenate | 1,099.18 mi (1,768.96 km) |
| Kocaeli to Cernusco sul Naviglio | 1,085.00 mi (1,746.13 km) |
| Kocaeli to Cerreto Guidi | 992.78 mi (1,597.72 km) |
| Kocaeli to Cerro Maggiore | 1,104.27 mi (1,777.14 km) |
| Kocaeli to Certaldo | 983.57 mi (1,582.90 km) |
| Kocaeli to Cerveteri | 925.97 mi (1,490.20 km) |
| Kocaeli to Cervia | 924.48 mi (1,487.80 km) |
