| Welver to Bois-Colombes | 312.79 mi (503.39 km) |
| Welver to Bois-d'Arcy | 326.20 mi (524.97 km) |
| Welver to Bois-Guillaume | 334.74 mi (538.71 km) |
| Welver to Boissy-Saint-Leger | 311.84 mi (501.86 km) |
| Welver to Bolbec | 357.22 mi (574.88 km) |
| Welver to Bollene | 528.07 mi (849.85 km) |
| Welver to Bondoufle | 322.54 mi (519.08 km) |
| Welver to Bondues | 220.04 mi (354.12 km) |
| Welver to Bondy | 305.93 mi (492.34 km) |
| Welver to Bonneuil-sur-Marne | 311.51 mi (501.32 km) |
| Welver to Bonneville | 389.10 mi (626.19 km) |
| Welver to Bordeaux | 610.46 mi (982.44 km) |
| Welver to Borgo | 629.95 mi (1,013.80 km) |
| Welver to Bouc-Bel-Air | 576.21 mi (927.33 km) |
| Welver to Boucau | 710.50 mi (1,143.45 km) |
