| Port-de-Bouc to Bierun Stary | 809.81 mi (1,303.26 km) |
| Port-de-Bouc to Bilgoraj | 967.69 mi (1,557.35 km) |
| Port-de-Bouc to Biskupiec | 1,022.54 mi (1,645.62 km) |
| Port-de-Bouc to Blachownia | 829.69 mi (1,335.25 km) |
| Port-de-Bouc to Blonie | 942.72 mi (1,517.15 km) |
| Port-de-Bouc to Bochnia | 859.08 mi (1,382.55 km) |
| Port-de-Bouc to Bogatynia | 697.36 mi (1,122.29 km) |
| Port-de-Bouc to Boguszow-Gorce | 731.25 mi (1,176.84 km) |
| Port-de-Bouc to Boleslawiec | 733.67 mi (1,180.73 km) |
| Port-de-Bouc to Braniewo | 1,010.82 mi (1,626.75 km) |
| Port-de-Bouc to Brodnica | 946.09 mi (1,522.59 km) |
| Port-de-Bouc to Brwinow | 944.00 mi (1,519.23 km) |
| Port-de-Bouc to Brzeg | 779.59 mi (1,254.63 km) |
| Port-de-Bouc to Brzeg Dolny | 770.98 mi (1,240.77 km) |
| Port-de-Bouc to Brzesko | 865.92 mi (1,393.56 km) |
