| Caerphilly to Wambrechies | 278.53 mi (448.25 km) |
| Caerphilly to Wasquehal | 282.29 mi (454.30 km) |
| Caerphilly to Wattignies | 280.19 mi (450.93 km) |
| Caerphilly to Wattrelos | 285.38 mi (459.28 km) |
| Caerphilly to Wingles | 274.20 mi (441.28 km) |
| Caerphilly to Wittelsheim | 534.40 mi (860.03 km) |
| Caerphilly to Wittenheim | 538.18 mi (866.12 km) |
| Caerphilly to Woippy | 445.29 mi (716.63 km) |
| Caerphilly to Yerres | 320.62 mi (515.99 km) |
| Caerphilly to Yutz | 440.79 mi (709.39 km) |
| Caerphilly to Yvetot | 220.61 mi (355.04 km) |
| Caerphilly to Yzeure | 456.17 mi (734.14 km) |
| Caerphilly to Cayenne | 4,269.51 mi (6,871.11 km) |
| Caerphilly to Iracoubo | 4,270.46 mi (6,872.64 km) |
| Caerphilly to Kourou | 4,268.02 mi (6,868.71 km) |
