| Kocaeli to Castelfidardo | 858.10 mi (1,380.99 km) |
| Kocaeli to Castelfiorentino | 987.58 mi (1,589.36 km) |
| Kocaeli to Castelfranco di Sopra | 958.26 mi (1,542.17 km) |
| Kocaeli to Castelfranco di Sotto | 998.98 mi (1,607.70 km) |
| Kocaeli to Castelfranco Emilia | 991.63 mi (1,595.87 km) |
| Kocaeli to Castelfranco Veneto | 964.32 mi (1,551.93 km) |
| Kocaeli to Castellabate | 785.74 mi (1,264.53 km) |
| Kocaeli to Castellammare del Golfo | 927.54 mi (1,492.72 km) |
| Kocaeli to Castellammare di Stabia | 807.25 mi (1,299.15 km) |
| Kocaeli to Castellamonte | 1,161.09 mi (1,868.59 km) |
| Kocaeli to Castellana Grotte | 666.14 mi (1,072.05 km) |
| Kocaeli to Castellaneta | 679.60 mi (1,093.71 km) |
| Kocaeli to Castellanza | 1,106.85 mi (1,781.30 km) |
| Kocaeli to Castellarano | 1,004.42 mi (1,616.46 km) |
| Kocaeli to Castelleone | 1,061.89 mi (1,708.94 km) |
