| Willebroek to Bierun Stary | 648.54 mi (1,043.72 km) |
| Willebroek to Bilgoraj | 800.62 mi (1,288.47 km) |
| Willebroek to Biskupiec | 723.14 mi (1,163.78 km) |
| Willebroek to Blachownia | 635.12 mi (1,022.13 km) |
| Willebroek to Blonie | 699.78 mi (1,126.19 km) |
| Willebroek to Bochnia | 708.26 mi (1,139.84 km) |
| Willebroek to Bogatynia | 460.35 mi (740.86 km) |
| Willebroek to Boguszow-Gorce | 515.32 mi (829.32 km) |
| Willebroek to Boleslawiec | 484.97 mi (780.49 km) |
| Willebroek to Braniewo | 684.88 mi (1,102.21 km) |
| Willebroek to Brodnica | 653.41 mi (1,051.55 km) |
| Willebroek to Brwinow | 704.03 mi (1,133.03 km) |
| Willebroek to Brzeg | 570.16 mi (917.58 km) |
| Willebroek to Brzeg Dolny | 534.78 mi (860.64 km) |
| Willebroek to Brzesko | 716.47 mi (1,153.04 km) |
