| Castaic to Brie-Comte-Robert | 5,650.12 mi (9,092.99 km) |
| Castaic to Brignais | 5,869.34 mi (9,445.78 km) |
| Castaic to Brignoles | 6,027.63 mi (9,700.53 km) |
| Castaic to Brive-la-Gaillarde | 5,784.59 mi (9,309.40 km) |
| Castaic to Bron | 5,871.38 mi (9,449.07 km) |
| Castaic to Bruay-sur-l'Escaut | 5,596.55 mi (9,006.78 km) |
| Castaic to Bruges | 5,721.73 mi (9,208.23 km) |
| Castaic to Brumath | 5,808.53 mi (9,347.92 km) |
| Castaic to Brunoy | 5,646.39 mi (9,086.99 km) |
| Castaic to Bruz | 5,535.76 mi (8,908.95 km) |
| Castaic to Bry-sur-Marne | 5,640.03 mi (9,076.75 km) |
| Castaic to Bully-les-Mines | 5,568.96 mi (8,962.37 km) |
| Castaic to Bures-sur-Yvette | 5,635.27 mi (9,069.10 km) |
| Castaic to Bussy-Saint-Georges | 5,645.68 mi (9,085.85 km) |
| Castaic to Buxerolles | 5,674.73 mi (9,132.60 km) |
