| Longford to Bois-Colombes | 546.34 mi (879.25 km) |
| Longford to Bois-d'Arcy | 543.68 mi (874.97 km) |
| Longford to Bois-Guillaume | 482.16 mi (775.96 km) |
| Longford to Boissy-Saint-Leger | 562.22 mi (904.80 km) |
| Longford to Bolbec | 455.76 mi (733.48 km) |
| Longford to Bollene | 863.22 mi (1,389.22 km) |
| Longford to Bondoufle | 564.19 mi (907.98 km) |
| Longford to Bondues | 505.62 mi (813.72 km) |
| Longford to Bondy | 554.38 mi (892.20 km) |
| Longford to Bonneuil-sur-Marne | 560.37 mi (901.82 km) |
| Longford to Bonneville | 821.16 mi (1,321.53 km) |
| Longford to Bordeaux | 694.09 mi (1,117.04 km) |
| Longford to Borgo | 1,102.15 mi (1,773.74 km) |
| Longford to Bouc-Bel-Air | 928.87 mi (1,494.87 km) |
| Longford to Boucau | 760.93 mi (1,224.60 km) |
