| Castelldefels to Boppard | 674.62 mi (1,085.70 km) |
| Castelldefels to Borgentreich | 789.73 mi (1,270.95 km) |
| Castelldefels to Borgholzhausen | 804.66 mi (1,294.98 km) |
| Castelldefels to Borken | 764.84 mi (1,230.88 km) |
| Castelldefels to Borna | 843.90 mi (1,358.13 km) |
| Castelldefels to Bornheim | 697.55 mi (1,122.60 km) |
| Castelldefels to Bosel | 856.75 mi (1,378.80 km) |
| Castelldefels to Bottrop | 745.60 mi (1,199.93 km) |
| Castelldefels to Bovenden | 805.46 mi (1,296.27 km) |
| Castelldefels to Brackenheim | 639.60 mi (1,029.34 km) |
| Castelldefels to Brake | 885.93 mi (1,425.77 km) |
| Castelldefels to Brakel | 797.49 mi (1,283.43 km) |
| Castelldefels to Bramsche | 818.38 mi (1,317.05 km) |
| Castelldefels to Brand | 684.12 mi (1,100.98 km) |
| Castelldefels to Brand-Erbisdorf | 855.12 mi (1,376.18 km) |
