| Castricum to Bois-Colombes | 271.98 mi (437.70 km) |
| Castricum to Bois-d'Arcy | 283.49 mi (456.23 km) |
| Castricum to Bois-Guillaume | 262.74 mi (422.84 km) |
| Castricum to Boissy-Saint-Leger | 278.99 mi (448.99 km) |
| Castricum to Bolbec | 274.69 mi (442.06 km) |
| Castricum to Bollene | 571.39 mi (919.57 km) |
| Castricum to Bondoufle | 289.86 mi (466.49 km) |
| Castricum to Bondues | 144.43 mi (232.44 km) |
| Castricum to Bondy | 269.50 mi (433.72 km) |
| Castricum to Bonneuil-sur-Marne | 277.76 mi (447.01 km) |
| Castricum to Bonneville | 453.84 mi (730.39 km) |
| Castricum to Bordeaux | 583.60 mi (939.21 km) |
| Castricum to Borgo | 725.06 mi (1,166.87 km) |
| Castricum to Bouc-Bel-Air | 629.39 mi (1,012.90 km) |
| Castricum to Boucau | 684.79 mi (1,102.07 km) |
