| Piraeus to Bierun Stary | 868.80 mi (1,398.20 km) |
| Piraeus to Bilgoraj | 872.21 mi (1,403.69 km) |
| Piraeus to Biskupiec | 1,107.54 mi (1,782.41 km) |
| Piraeus to Blachownia | 916.32 mi (1,474.68 km) |
| Piraeus to Blonie | 995.87 mi (1,602.70 km) |
| Piraeus to Bochnia | 846.90 mi (1,362.96 km) |
| Piraeus to Bogatynia | 991.44 mi (1,595.57 km) |
| Piraeus to Boguszow-Gorce | 958.19 mi (1,542.05 km) |
| Piraeus to Boleslawiec | 1,001.26 mi (1,611.38 km) |
| Piraeus to Braniewo | 1,150.05 mi (1,850.83 km) |
| Piraeus to Brodnica | 1,077.56 mi (1,734.17 km) |
| Piraeus to Brwinow | 991.20 mi (1,595.18 km) |
| Piraeus to Brzeg | 942.52 mi (1,516.83 km) |
| Piraeus to Brzeg Dolny | 980.78 mi (1,578.42 km) |
| Piraeus to Brzesko | 844.13 mi (1,358.50 km) |
