| Portchester to Bierun | 887.44 mi (1,428.20 km) |
| Portchester to Bierun Stary | 887.70 mi (1,428.62 km) |
| Portchester to Bilgoraj | 1,039.62 mi (1,673.10 km) |
| Portchester to Biskupiec | 951.03 mi (1,530.53 km) |
| Portchester to Blachownia | 874.23 mi (1,406.94 km) |
| Portchester to Blonie | 935.64 mi (1,505.77 km) |
| Portchester to Bochnia | 947.46 mi (1,524.80 km) |
| Portchester to Bogatynia | 699.57 mi (1,125.85 km) |
| Portchester to Boguszow-Gorce | 754.56 mi (1,214.35 km) |
| Portchester to Boleslawiec | 723.75 mi (1,164.76 km) |
| Portchester to Braniewo | 908.66 mi (1,462.35 km) |
| Portchester to Brodnica | 884.33 mi (1,423.20 km) |
| Portchester to Brwinow | 940.09 mi (1,512.92 km) |
| Portchester to Brzeg | 809.29 mi (1,302.43 km) |
| Portchester to Brzeg Dolny | 773.47 mi (1,244.77 km) |
