| Castrolibero to Boppard | 862.97 mi (1,388.82 km) |
| Castrolibero to Borgentreich | 909.97 mi (1,464.46 km) |
| Castrolibero to Borgholzhausen | 960.61 mi (1,545.95 km) |
| Castrolibero to Borken | 973.69 mi (1,567.01 km) |
| Castrolibero to Borna | 834.67 mi (1,343.27 km) |
| Castrolibero to Bornheim | 907.57 mi (1,460.59 km) |
| Castrolibero to Bosel | 1,023.23 mi (1,646.73 km) |
| Castrolibero to Bottrop | 954.22 mi (1,535.66 km) |
| Castrolibero to Bovenden | 900.09 mi (1,448.55 km) |
| Castrolibero to Brackenheim | 760.90 mi (1,224.55 km) |
| Castrolibero to Brake | 1,034.62 mi (1,665.07 km) |
| Castrolibero to Brakel | 920.60 mi (1,481.56 km) |
| Castrolibero to Bramsche | 985.14 mi (1,585.42 km) |
| Castrolibero to Brand | 927.64 mi (1,492.89 km) |
| Castrolibero to Brand-Erbisdorf | 810.26 mi (1,303.99 km) |
