| Castellabate to Brie-Comte-Robert | 839.49 mi (1,351.03 km) |
| Castellabate to Brignais | 635.38 mi (1,022.54 km) |
| Castellabate to Brignoles | 505.73 mi (813.89 km) |
| Castellabate to Brive-la-Gaillarde | 758.82 mi (1,221.20 km) |
| Castellabate to Bron | 631.34 mi (1,016.05 km) |
| Castellabate to Bruay-sur-l'Escaut | 890.14 mi (1,432.54 km) |
| Castellabate to Bruges | 851.65 mi (1,370.60 km) |
| Castellabate to Brumath | 683.78 mi (1,100.44 km) |
| Castellabate to Brunoy | 843.50 mi (1,357.48 km) |
| Castellabate to Bruz | 982.52 mi (1,581.22 km) |
| Castellabate to Bry-sur-Marne | 849.13 mi (1,366.54 km) |
| Castellabate to Bully-les-Mines | 917.10 mi (1,475.92 km) |
| Castellabate to Bures-sur-Yvette | 855.69 mi (1,377.10 km) |
| Castellabate to Bussy-Saint-Georges | 843.02 mi (1,356.71 km) |
| Castellabate to Buxerolles | 850.88 mi (1,369.36 km) |
