| Onex to Bois-Colombes | 259.97 mi (418.38 km) |
| Onex to Bois-d'Arcy | 262.22 mi (422.00 km) |
| Onex to Bois-Guillaume | 323.82 mi (521.14 km) |
| Onex to Boissy-Saint-Leger | 244.04 mi (392.74 km) |
| Onex to Bolbec | 350.31 mi (563.76 km) |
| Onex to Bollene | 147.00 mi (236.57 km) |
| Onex to Bondoufle | 241.71 mi (388.99 km) |
| Onex to Bondues | 341.18 mi (549.08 km) |
| Onex to Bondy | 252.44 mi (406.26 km) |
| Onex to Bonneuil-sur-Marne | 245.92 mi (395.77 km) |
| Onex to Bonneville | 16.11 mi (25.92 km) |
| Onex to Bordeaux | 336.37 mi (541.33 km) |
| Onex to Borgo | 299.76 mi (482.42 km) |
| Onex to Bouc-Bel-Air | 191.52 mi (308.22 km) |
| Onex to Boucau | 414.32 mi (666.79 km) |
