| Cwmbran to Castelfidardo | 953.89 mi (1,535.13 km) |
| Cwmbran to Castelfiorentino | 854.10 mi (1,374.54 km) |
| Cwmbran to Castelfranco di Sopra | 873.87 mi (1,406.35 km) |
| Cwmbran to Castelfranco di Sotto | 841.58 mi (1,354.39 km) |
| Cwmbran to Castelfranco Emilia | 809.52 mi (1,302.79 km) |
| Cwmbran to Castelfranco Veneto | 795.80 mi (1,280.72 km) |
| Cwmbran to Castellabate | 1,161.57 mi (1,869.36 km) |
| Cwmbran to Castellammare del Golfo | 1,216.57 mi (1,957.89 km) |
| Cwmbran to Castellammare di Stabia | 1,123.60 mi (1,808.26 km) |
| Cwmbran to Castellamonte | 653.81 mi (1,052.21 km) |
| Cwmbran to Castellana Grotte | 1,211.06 mi (1,949.02 km) |
| Cwmbran to Castellaneta | 1,214.67 mi (1,954.83 km) |
| Cwmbran to Castellanza | 684.32 mi (1,101.31 km) |
| Cwmbran to Castellarano | 801.10 mi (1,289.25 km) |
| Cwmbran to Castelleone | 730.22 mi (1,175.18 km) |
