| Karlsruhe to Bierun Stary | 484.50 mi (779.72 km) |
| Karlsruhe to Bilgoraj | 647.05 mi (1,041.33 km) |
| Karlsruhe to Biskupiec | 635.36 mi (1,022.52 km) |
| Karlsruhe to Blachownia | 485.37 mi (781.13 km) |
| Karlsruhe to Blonie | 578.24 mi (930.58 km) |
| Karlsruhe to Bochnia | 543.40 mi (874.52 km) |
| Karlsruhe to Bogatynia | 319.29 mi (513.84 km) |
| Karlsruhe to Boguszow-Gorce | 367.46 mi (591.37 km) |
| Karlsruhe to Boleslawiec | 353.27 mi (568.53 km) |
| Karlsruhe to Braniewo | 613.15 mi (986.76 km) |
| Karlsruhe to Brodnica | 558.87 mi (899.42 km) |
| Karlsruhe to Brwinow | 581.09 mi (935.17 km) |
| Karlsruhe to Brzeg | 423.34 mi (681.29 km) |
| Karlsruhe to Brzeg Dolny | 399.78 mi (643.38 km) |
| Karlsruhe to Brzesko | 551.50 mi (887.55 km) |
