| Potters Bar to Bierun | 844.39 mi (1,358.92 km) |
| Potters Bar to Bierun Stary | 844.86 mi (1,359.66 km) |
| Potters Bar to Bilgoraj | 992.82 mi (1,597.79 km) |
| Potters Bar to Biskupiec | 893.00 mi (1,437.14 km) |
| Potters Bar to Blachownia | 828.35 mi (1,333.10 km) |
| Potters Bar to Blonie | 883.42 mi (1,421.73 km) |
| Potters Bar to Bochnia | 904.19 mi (1,455.15 km) |
| Potters Bar to Bogatynia | 655.10 mi (1,054.29 km) |
| Potters Bar to Boguszow-Gorce | 710.19 mi (1,142.95 km) |
| Potters Bar to Boleslawiec | 677.02 mi (1,089.56 km) |
| Potters Bar to Braniewo | 848.86 mi (1,366.10 km) |
| Potters Bar to Brodnica | 828.27 mi (1,332.97 km) |
| Potters Bar to Brwinow | 888.07 mi (1,429.21 km) |
| Potters Bar to Brzeg | 763.76 mi (1,229.15 km) |
| Potters Bar to Brzeg Dolny | 726.28 mi (1,168.83 km) |
