| Caerphilly to Bernburg | 639.47 mi (1,029.13 km) |
| Caerphilly to Bersenbruck | 477.15 mi (767.90 km) |
| Caerphilly to Besigheim | 573.17 mi (922.43 km) |
| Caerphilly to Bestwig | 499.70 mi (804.19 km) |
| Caerphilly to Betzdorf | 482.99 mi (777.30 km) |
| Caerphilly to Beverstedt | 521.49 mi (839.25 km) |
| Caerphilly to Beverungen | 539.47 mi (868.19 km) |
| Caerphilly to Bexbach | 485.36 mi (781.11 km) |
| Caerphilly to Biberach | 626.11 mi (1,007.63 km) |
| Caerphilly to Biblis | 527.25 mi (848.52 km) |
| Caerphilly to Bieber | 516.02 mi (830.45 km) |
| Caerphilly to Biedenkopf | 509.73 mi (820.33 km) |
| Caerphilly to Bielefeld | 502.55 mi (808.78 km) |
| Caerphilly to Bietigheim-Bissingen | 573.67 mi (923.23 km) |
| Caerphilly to Billerbeck | 449.87 mi (724.00 km) |
