| Caerphilly to Carpentras | 645.07 mi (1,038.14 km) |
| Caerphilly to Carquefou | 305.76 mi (492.07 km) |
| Caerphilly to Carqueiranne | 728.72 mi (1,172.75 km) |
| Caerphilly to Carrieres-sous-Poissy | 294.72 mi (474.31 km) |
| Caerphilly to Carrieres-sur-Seine | 305.10 mi (491.01 km) |
| Caerphilly to Carros | 723.48 mi (1,164.34 km) |
| Caerphilly to Carvin | 278.52 mi (448.23 km) |
| Caerphilly to Castanet-Tolosan | 598.59 mi (963.34 km) |
| Caerphilly to Castelginest | 585.91 mi (942.93 km) |
| Caerphilly to Castelnau-le-Lez | 640.44 mi (1,030.69 km) |
| Caerphilly to Castelnaudary | 619.37 mi (996.78 km) |
| Caerphilly to Castelsarrasin | 557.90 mi (897.86 km) |
| Caerphilly to Castres | 606.85 mi (976.63 km) |
| Caerphilly to Caudebec-les-Elbeuf | 244.89 mi (394.11 km) |
| Caerphilly to Caudry | 305.99 mi (492.44 km) |
