| Castro Valley to Bernburg | 5,654.07 mi (9,099.35 km) |
| Castro Valley to Bersenbruck | 5,516.94 mi (8,878.66 km) |
| Castro Valley to Besigheim | 5,743.45 mi (9,243.19 km) |
| Castro Valley to Bestwig | 5,593.26 mi (9,001.48 km) |
| Castro Valley to Betzdorf | 5,611.02 mi (9,030.07 km) |
| Castro Valley to Beverstedt | 5,490.69 mi (8,836.41 km) |
| Castro Valley to Beverungen | 5,602.26 mi (9,015.97 km) |
| Castro Valley to Bexbach | 5,672.45 mi (9,128.92 km) |
| Castro Valley to Biberach | 5,810.78 mi (9,351.54 km) |
| Castro Valley to Biblis | 5,686.90 mi (9,152.18 km) |
| Castro Valley to Bieber | 5,640.16 mi (9,076.96 km) |
| Castro Valley to Biedenkopf | 5,621.63 mi (9,047.14 km) |
| Castro Valley to Bielefeld | 5,560.92 mi (8,949.43 km) |
| Castro Valley to Bietigheim-Bissingen | 5,744.97 mi (9,245.64 km) |
| Castro Valley to Billerbeck | 5,530.76 mi (8,900.91 km) |
