| Duffel to Bois-d'Arcy | 193.44 mi (311.31 km) |
| Duffel to Bois-Guillaume | 187.53 mi (301.80 km) |
| Duffel to Boissy-Saint-Leger | 185.26 mi (298.14 km) |
| Duffel to Bolbec | 207.21 mi (333.47 km) |
| Duffel to Bollene | 471.32 mi (758.51 km) |
| Duffel to Bondoufle | 196.38 mi (316.05 km) |
| Duffel to Bondues | 67.85 mi (109.20 km) |
| Duffel to Bondy | 176.67 mi (284.33 km) |
| Duffel to Bonneuil-sur-Marne | 184.28 mi (296.58 km) |
| Duffel to Bonneville | 357.42 mi (575.21 km) |
| Duffel to Bordeaux | 492.33 mi (792.32 km) |
| Duffel to Borgo | 634.11 mi (1,020.51 km) |
| Duffel to Bouc-Bel-Air | 529.92 mi (852.83 km) |
| Duffel to Boucau | 593.77 mi (955.58 km) |
| Duffel to Bougival | 187.07 mi (301.05 km) |
