| Castaic to Blumberg | 5,879.87 mi (9,462.73 km) |
| Castaic to Bobenheim-Roxheim | 5,784.18 mi (9,308.73 km) |
| Castaic to Bobingen | 5,925.80 mi (9,536.65 km) |
| Castaic to Boblingen | 5,850.35 mi (9,415.23 km) |
| Castaic to Bocholt | 5,617.78 mi (9,040.94 km) |
| Castaic to Bochum | 5,653.04 mi (9,097.68 km) |
| Castaic to Bockenem | 5,708.14 mi (9,186.36 km) |
| Castaic to Bockhorn | 5,577.65 mi (8,976.36 km) |
| Castaic to Bogen | 5,944.60 mi (9,566.91 km) |
| Castaic to Bohl-Iggelheim | 5,793.61 mi (9,323.92 km) |
| Castaic to Bohmte | 5,639.13 mi (9,075.31 km) |
| Castaic to Boizenburg | 5,652.50 mi (9,096.82 km) |
| Castaic to Bonen | 5,662.78 mi (9,113.36 km) |
| Castaic to Bonn | 5,687.80 mi (9,153.63 km) |
| Castaic to Bopfingen | 5,880.88 mi (9,464.36 km) |
