| Blackrock to Bois-Colombes | 474.84 mi (764.18 km) |
| Blackrock to Bois-d'Arcy | 472.57 mi (760.52 km) |
| Blackrock to Bois-Guillaume | 410.85 mi (661.19 km) |
| Blackrock to Boissy-Saint-Leger | 490.75 mi (789.78 km) |
| Blackrock to Bolbec | 384.99 mi (619.58 km) |
| Blackrock to Bollene | 795.58 mi (1,280.37 km) |
| Blackrock to Bondoufle | 493.03 mi (793.46 km) |
| Blackrock to Bondues | 432.92 mi (696.71 km) |
| Blackrock to Bondy | 482.73 mi (776.88 km) |
| Blackrock to Bonneuil-sur-Marne | 488.88 mi (786.78 km) |
| Blackrock to Bonneville | 749.83 mi (1,206.73 km) |
| Blackrock to Bordeaux | 636.70 mi (1,024.67 km) |
| Blackrock to Borgo | 1,031.73 mi (1,660.40 km) |
| Blackrock to Bouc-Bel-Air | 861.41 mi (1,386.31 km) |
| Blackrock to Boucau | 708.62 mi (1,140.42 km) |
