| Harrow on the Hill to Bois-Colombes | 216.03 mi (347.67 km) |
| Harrow on the Hill to Bois-d'Arcy | 217.72 mi (350.39 km) |
| Harrow on the Hill to Bois-Guillaume | 158.21 mi (254.61 km) |
| Harrow on the Hill to Boissy-Saint-Leger | 231.62 mi (372.75 km) |
| Harrow on the Hill to Bolbec | 142.18 mi (228.82 km) |
| Harrow on the Hill to Bollene | 555.30 mi (893.67 km) |
| Harrow on the Hill to Bondoufle | 236.76 mi (381.03 km) |
| Harrow on the Hill to Bondues | 160.06 mi (257.59 km) |
| Harrow on the Hill to Bondy | 222.10 mi (357.44 km) |
| Harrow on the Hill to Bonneuil-sur-Marne | 229.68 mi (369.64 km) |
| Harrow on the Hill to Bonneville | 486.95 mi (783.67 km) |
| Harrow on the Hill to Bordeaux | 464.83 mi (748.06 km) |
| Harrow on the Hill to Borgo | 772.34 mi (1,242.97 km) |
| Harrow on the Hill to Bouc-Bel-Air | 620.83 mi (999.13 km) |
| Harrow on the Hill to Boucau | 558.22 mi (898.37 km) |
