| Kos to Castelfiorentino | 974.24 mi (1,567.88 km) |
| Kos to Castelfranco di Sopra | 947.78 mi (1,525.31 km) |
| Kos to Castelfranco di Sotto | 986.91 mi (1,588.28 km) |
| Kos to Castelfranco Emilia | 999.39 mi (1,608.37 km) |
| Kos to Castelfranco Veneto | 998.43 mi (1,606.81 km) |
| Kos to Castellabate | 703.74 mi (1,132.56 km) |
| Kos to Castellammare del Golfo | 790.79 mi (1,272.65 km) |
| Kos to Castellammare di Stabia | 735.68 mi (1,183.96 km) |
| Kos to Castellamonte | 1,170.24 mi (1,883.31 km) |
| Kos to Castellana Grotte | 608.51 mi (979.30 km) |
| Kos to Castellaneta | 613.02 mi (986.55 km) |
| Kos to Castellanza | 1,124.77 mi (1,810.15 km) |
| Kos to Castellarano | 1,010.34 mi (1,625.99 km) |
| Kos to Castelleone | 1,077.54 mi (1,734.14 km) |
| Kos to Castelletto sopra Ticino | 1,139.38 mi (1,833.65 km) |
