| Castano Primo to Bois-Colombes | 383.29 mi (616.84 km) |
| Castano Primo to Bois-d'Arcy | 387.74 mi (624.01 km) |
| Castano Primo to Bois-Guillaume | 447.66 mi (720.45 km) |
| Castano Primo to Boissy-Saint-Leger | 367.68 mi (591.72 km) |
| Castano Primo to Bolbec | 475.77 mi (765.67 km) |
| Castano Primo to Bollene | 215.24 mi (346.39 km) |
| Castano Primo to Bondoufle | 367.33 mi (591.15 km) |
| Castano Primo to Bondues | 441.49 mi (710.51 km) |
| Castano Primo to Bondy | 374.73 mi (603.07 km) |
| Castano Primo to Bonneuil-sur-Marne | 369.45 mi (594.57 km) |
| Castano Primo to Bonneville | 119.65 mi (192.55 km) |
| Castano Primo to Bordeaux | 457.46 mi (736.21 km) |
| Castano Primo to Borgo | 209.59 mi (337.31 km) |
| Castano Primo to Bouc-Bel-Air | 219.63 mi (353.47 km) |
| Castano Primo to Boucau | 523.61 mi (842.67 km) |
