| Caerphilly to Beausoleil | 732.28 mi (1,178.49 km) |
| Caerphilly to Beauvais | 276.55 mi (445.06 km) |
| Caerphilly to Begles | 483.53 mi (778.17 km) |
| Caerphilly to Belfort | 525.84 mi (846.26 km) |
| Caerphilly to Bellegarde-sur-Valserine | 557.81 mi (897.71 km) |
| Caerphilly to Bellerive-sur-Allier | 482.35 mi (776.27 km) |
| Caerphilly to Bellevue | 310.22 mi (499.25 km) |
| Caerphilly to Belley | 570.88 mi (918.75 km) |
| Caerphilly to Berck-sur-Mer | 224.23 mi (360.86 km) |
| Caerphilly to Bergerac | 494.89 mi (796.45 km) |
| Caerphilly to Bernay | 240.59 mi (387.19 km) |
| Caerphilly to Berre-l'Etang | 682.03 mi (1,097.62 km) |
| Caerphilly to Besancon | 511.54 mi (823.25 km) |
| Caerphilly to Bethune | 264.47 mi (425.62 km) |
| Caerphilly to Betton | 244.83 mi (394.02 km) |
