| Cwmbran to Castelletto sopra Ticino | 670.12 mi (1,078.45 km) |
| Cwmbran to Castelli Calepio | 720.11 mi (1,158.91 km) |
| Cwmbran to Castelnovo ne' Monti | 793.61 mi (1,277.20 km) |
| Cwmbran to Castelnuovo Berardenga | 885.44 mi (1,424.98 km) |
| Cwmbran to Castelnuovo di Porto | 981.05 mi (1,578.84 km) |
| Cwmbran to Castelnuovo di Verona | 761.24 mi (1,225.10 km) |
| Cwmbran to Castelnuovo Rangone | 807.33 mi (1,299.27 km) |
| Cwmbran to Castelvetrano | 1,233.61 mi (1,985.30 km) |
| Cwmbran to Castelvetro di Modena | 810.27 mi (1,304.00 km) |
| Cwmbran to Castenaso | 828.85 mi (1,333.91 km) |
| Cwmbran to Castenedolo | 742.06 mi (1,194.22 km) |
| Cwmbran to Castiglion Fiorentino | 900.31 mi (1,448.91 km) |
| Cwmbran to Castiglione del Lago | 914.93 mi (1,472.44 km) |
| Cwmbran to Castiglione delle Stiviere | 752.74 mi (1,211.42 km) |
| Cwmbran to Castrolibero | 1,255.20 mi (2,020.04 km) |
