| Colwyn Bay to Carmignano | 935.43 mi (1,505.43 km) |
| Colwyn Bay to Carovigno | 1,321.41 mi (2,126.60 km) |
| Colwyn Bay to Carpenedolo | 836.85 mi (1,346.79 km) |
| Colwyn Bay to Carpi | 881.17 mi (1,418.11 km) |
| Colwyn Bay to Carrara | 892.20 mi (1,435.86 km) |
| Colwyn Bay to Carugate | 790.97 mi (1,272.94 km) |
| Colwyn Bay to Casal di Principe | 1,185.79 mi (1,908.34 km) |
| Colwyn Bay to Casale Monferrato | 784.53 mi (1,262.58 km) |
| Colwyn Bay to Casale sul Sile | 891.72 mi (1,435.08 km) |
| Colwyn Bay to Casalecchio di Reno | 909.74 mi (1,464.09 km) |
| Colwyn Bay to Casalgrande | 886.36 mi (1,426.47 km) |
| Colwyn Bay to Casalmaggiore | 855.30 mi (1,376.48 km) |
| Colwyn Bay to Casalnuovo di Napoli | 1,198.22 mi (1,928.35 km) |
| Colwyn Bay to Casalpusterlengo | 820.32 mi (1,320.18 km) |
| Colwyn Bay to Casaluce | 1,188.85 mi (1,913.27 km) |
