| Borehamwood to Bierun | 848.23 mi (1,365.10 km) |
| Borehamwood to Bierun Stary | 848.69 mi (1,365.83 km) |
| Borehamwood to Bilgoraj | 996.86 mi (1,604.29 km) |
| Borehamwood to Biskupiec | 897.50 mi (1,444.38 km) |
| Borehamwood to Blachownia | 832.33 mi (1,339.50 km) |
| Borehamwood to Blonie | 887.69 mi (1,428.60 km) |
| Borehamwood to Bochnia | 908.05 mi (1,461.37 km) |
| Borehamwood to Bogatynia | 658.99 mi (1,060.55 km) |
| Borehamwood to Boguszow-Gorce | 714.09 mi (1,149.21 km) |
| Borehamwood to Boleslawiec | 681.02 mi (1,096.00 km) |
| Borehamwood to Braniewo | 853.42 mi (1,373.44 km) |
| Borehamwood to Brodnica | 832.69 mi (1,340.09 km) |
| Borehamwood to Brwinow | 892.33 mi (1,436.07 km) |
| Borehamwood to Brzeg | 767.71 mi (1,235.51 km) |
| Borehamwood to Brzeg Dolny | 730.31 mi (1,175.32 km) |
