| Castricum to Carmignano | 669.96 mi (1,078.19 km) |
| Castricum to Carovigno | 1,021.81 mi (1,644.44 km) |
| Castricum to Carpenedolo | 560.68 mi (902.33 km) |
| Castricum to Carpi | 606.46 mi (976.00 km) |
| Castricum to Carrara | 635.85 mi (1,023.30 km) |
| Castricum to Carugate | 527.53 mi (848.97 km) |
| Castricum to Casal di Principe | 912.35 mi (1,468.28 km) |
| Castricum to Casale Monferrato | 540.42 mi (869.72 km) |
| Castricum to Casale sul Sile | 591.74 mi (952.32 km) |
| Castricum to Casalecchio di Reno | 633.69 mi (1,019.82 km) |
| Castricum to Casalgrande | 615.86 mi (991.14 km) |
| Castricum to Casalmaggiore | 584.08 mi (939.98 km) |
| Castricum to Casalnuovo di Napoli | 923.53 mi (1,486.28 km) |
| Castricum to Casalpusterlengo | 557.13 mi (896.62 km) |
| Castricum to Casaluce | 914.91 mi (1,472.41 km) |
