| Koper to Cassina de' Pecchi | 211.33 mi (340.10 km) |
| Koper to Cassino | 279.87 mi (450.41 km) |
| Koper to Castagneto Carducci | 225.96 mi (363.65 km) |
| Koper to Castano Primo | 240.27 mi (386.68 km) |
| Koper to Castel Bolognese | 127.29 mi (204.85 km) |
| Koper to Castel Gandolfo | 268.27 mi (431.73 km) |
| Koper to Castel Goffredo | 158.95 mi (255.81 km) |
| Koper to Castel Maggiore | 134.00 mi (215.65 km) |
| Koper to Castel Mella | 173.48 mi (279.18 km) |
| Koper to Castel San Giorgio | 332.92 mi (535.79 km) |
| Koper to Castel San Giovanni | 211.79 mi (340.84 km) |
| Koper to Castel San Pietro Terme | 131.74 mi (212.01 km) |
| Koper to Castel Volturno | 311.06 mi (500.60 km) |
| Koper to Castelbuono | 526.60 mi (847.48 km) |
| Koper to Casteldaccia | 518.30 mi (834.13 km) |
