| Preakness to Bois-Colombes | 3,621.97 mi (5,828.99 km) |
| Preakness to Bois-d'Arcy | 3,615.00 mi (5,817.79 km) |
| Preakness to Bois-Guillaume | 3,559.70 mi (5,728.79 km) |
| Preakness to Boissy-Saint-Leger | 3,636.49 mi (5,852.37 km) |
| Preakness to Bolbec | 3,530.07 mi (5,681.09 km) |
| Preakness to Bollene | 3,860.99 mi (6,213.67 km) |
| Preakness to Bondoufle | 3,634.64 mi (5,849.39 km) |
| Preakness to Bondues | 3,610.66 mi (5,810.80 km) |
| Preakness to Bondy | 3,631.39 mi (5,844.15 km) |
| Preakness to Bonneuil-sur-Marne | 3,634.93 mi (5,849.86 km) |
| Preakness to Bonneville | 3,878.12 mi (6,241.23 km) |
| Preakness to Bordeaux | 3,606.85 mi (5,804.66 km) |
| Preakness to Borgo | 4,124.26 mi (6,637.35 km) |
| Preakness to Bouc-Bel-Air | 3,916.32 mi (6,302.71 km) |
| Preakness to Boucau | 3,602.30 mi (5,797.33 km) |
