| Kastamonu to Collegno | 1,337.61 mi (2,152.68 km) |
| Kastamonu to Cologno al Serio | 1,236.48 mi (1,989.92 km) |
| Kastamonu to Cologno Monzese | 1,256.50 mi (2,022.15 km) |
| Kastamonu to Colorno | 1,199.99 mi (1,931.20 km) |
| Kastamonu to Comacchio | 1,110.87 mi (1,787.77 km) |
| Kastamonu to Comiso | 1,069.29 mi (1,720.85 km) |
| Kastamonu to Como | 1,267.37 mi (2,039.64 km) |
| Kastamonu to Concordia Sagittaria | 1,087.00 mi (1,749.36 km) |
| Kastamonu to Concorezzo | 1,254.06 mi (2,018.22 km) |
| Kastamonu to Conegliano | 1,114.55 mi (1,793.70 km) |
| Kastamonu to Conselice | 1,127.19 mi (1,814.04 km) |
| Kastamonu to Conselve | 1,129.57 mi (1,817.86 km) |
| Kastamonu to Conversano | 865.59 mi (1,393.03 km) |
| Kastamonu to Copertino | 824.70 mi (1,327.22 km) |
| Kastamonu to Copparo | 1,129.07 mi (1,817.06 km) |
