| Castelnau-le-Lez to Beuvry | 479.00 mi (770.88 km) |
| Castelnau-le-Lez to Beziers | 39.64 mi (63.79 km) |
| Castelnau-le-Lez to Bezons | 374.17 mi (602.16 km) |
| Castelnau-le-Lez to Biarritz | 273.64 mi (440.38 km) |
| Castelnau-le-Lez to Biganos | 251.74 mi (405.14 km) |
| Castelnau-le-Lez to Billere | 216.78 mi (348.88 km) |
| Castelnau-le-Lez to Biot | 159.70 mi (257.02 km) |
| Castelnau-le-Lez to Biscarrosse | 257.03 mi (413.66 km) |
| Castelnau-le-Lez to Bischheim | 390.06 mi (627.74 km) |
| Castelnau-le-Lez to Bischwiller | 401.59 mi (646.29 km) |
| Castelnau-le-Lez to Blagnac | 125.57 mi (202.09 km) |
| Castelnau-le-Lez to Blain | 381.24 mi (613.55 km) |
| Castelnau-le-Lez to Blanquefort | 241.16 mi (388.10 km) |
| Castelnau-le-Lez to Blois | 300.32 mi (483.32 km) |
| Castelnau-le-Lez to Bobigny | 370.99 mi (597.05 km) |
