| Colwyn Bay to Castelletto sopra Ticino | 759.66 mi (1,222.55 km) |
| Colwyn Bay to Castelli Calepio | 805.63 mi (1,296.53 km) |
| Colwyn Bay to Castelnovo ne' Monti | 883.19 mi (1,421.36 km) |
| Colwyn Bay to Castelnuovo Berardenga | 975.95 mi (1,570.64 km) |
| Colwyn Bay to Castelnuovo di Porto | 1,072.88 mi (1,726.63 km) |
| Colwyn Bay to Castelnuovo di Verona | 844.87 mi (1,359.68 km) |
| Colwyn Bay to Castelnuovo Rangone | 894.69 mi (1,439.86 km) |
| Colwyn Bay to Castelvetrano | 1,335.12 mi (2,148.66 km) |
| Colwyn Bay to Castelvetro di Modena | 897.80 mi (1,444.86 km) |
| Colwyn Bay to Castenaso | 914.69 mi (1,472.05 km) |
| Colwyn Bay to Castenedolo | 827.07 mi (1,331.04 km) |
| Colwyn Bay to Castiglion Fiorentino | 989.60 mi (1,592.61 km) |
| Colwyn Bay to Castiglione del Lago | 1,004.60 mi (1,616.76 km) |
| Colwyn Bay to Castiglione delle Stiviere | 837.43 mi (1,347.71 km) |
| Colwyn Bay to Castrolibero | 1,345.51 mi (2,165.39 km) |
