| Llantwit Major to Bois-Colombes | 306.77 mi (493.69 km) |
| Llantwit Major to Bois-d'Arcy | 303.09 mi (487.78 km) |
| Llantwit Major to Bois-Guillaume | 242.36 mi (390.05 km) |
| Llantwit Major to Boissy-Saint-Leger | 322.47 mi (518.96 km) |
| Llantwit Major to Bolbec | 214.82 mi (345.72 km) |
| Llantwit Major to Bollene | 621.96 mi (1,000.95 km) |
| Llantwit Major to Bondoufle | 323.63 mi (520.83 km) |
| Llantwit Major to Bondues | 289.29 mi (465.57 km) |
| Llantwit Major to Bondy | 315.28 mi (507.39 km) |
| Llantwit Major to Bonneuil-sur-Marne | 320.67 mi (516.07 km) |
| Llantwit Major to Bonneville | 580.48 mi (934.20 km) |
| Llantwit Major to Bordeaux | 472.82 mi (760.93 km) |
| Llantwit Major to Borgo | 860.18 mi (1,384.32 km) |
| Llantwit Major to Bouc-Bel-Air | 687.78 mi (1,106.88 km) |
| Llantwit Major to Boucau | 552.44 mi (889.07 km) |
