| Calahorra to Boppard | 712.07 mi (1,145.96 km) |
| Calahorra to Borgentreich | 828.74 mi (1,333.73 km) |
| Calahorra to Borgholzhausen | 829.39 mi (1,334.78 km) |
| Calahorra to Borken | 777.64 mi (1,251.49 km) |
| Calahorra to Borna | 914.05 mi (1,471.02 km) |
| Calahorra to Bornheim | 722.39 mi (1,162.58 km) |
| Calahorra to Bosel | 870.18 mi (1,400.41 km) |
| Calahorra to Bottrop | 761.84 mi (1,226.06 km) |
| Calahorra to Bovenden | 850.18 mi (1,368.24 km) |
| Calahorra to Brackenheim | 708.10 mi (1,139.57 km) |
| Calahorra to Brake | 901.37 mi (1,450.62 km) |
| Calahorra to Brakel | 834.30 mi (1,342.67 km) |
| Calahorra to Bramsche | 837.31 mi (1,347.52 km) |
| Calahorra to Brand | 699.22 mi (1,125.29 km) |
| Calahorra to Brand-Erbisdorf | 933.64 mi (1,502.55 km) |
