| Portici to Bois-Colombes | 812.15 mi (1,307.03 km) |
| Portici to Bois-d'Arcy | 815.58 mi (1,312.54 km) |
| Portici to Bois-Guillaume | 876.51 mi (1,410.61 km) |
| Portici to Boissy-Saint-Leger | 796.34 mi (1,281.59 km) |
| Portici to Bolbec | 903.86 mi (1,454.62 km) |
| Portici to Bollene | 543.18 mi (874.16 km) |
| Portici to Bondoufle | 795.04 mi (1,279.49 km) |
| Portici to Bondues | 869.84 mi (1,399.88 km) |
| Portici to Bondy | 803.94 mi (1,293.82 km) |
| Portici to Bonneuil-sur-Marne | 798.17 mi (1,284.53 km) |
| Portici to Bonneville | 538.65 mi (866.88 km) |
| Portici to Bordeaux | 804.03 mi (1,293.97 km) |
| Portici to Borgo | 280.36 mi (451.20 km) |
| Portici to Bouc-Bel-Air | 491.94 mi (791.70 km) |
| Portici to Boucau | 830.37 mi (1,336.34 km) |
