| Portchester to Bois-Colombes | 201.06 mi (323.57 km) |
| Portchester to Bois-d'Arcy | 199.01 mi (320.27 km) |
| Portchester to Bois-Guillaume | 137.15 mi (220.72 km) |
| Portchester to Boissy-Saint-Leger | 216.96 mi (349.17 km) |
| Portchester to Bolbec | 112.50 mi (181.04 km) |
| Portchester to Bollene | 529.16 mi (851.60 km) |
| Portchester to Bondoufle | 219.40 mi (353.09 km) |
| Portchester to Bondues | 184.33 mi (296.65 km) |
| Portchester to Bondy | 209.01 mi (336.37 km) |
| Portchester to Bonneuil-sur-Marne | 215.10 mi (346.17 km) |
| Portchester to Bonneville | 476.05 mi (766.13 km) |
| Portchester to Bordeaux | 415.45 mi (668.60 km) |
| Portchester to Borgo | 758.59 mi (1,220.84 km) |
| Portchester to Bouc-Bel-Air | 595.13 mi (957.78 km) |
| Portchester to Boucau | 505.94 mi (814.24 km) |
