| Madrid to Bierun | 1,288.32 mi (2,073.35 km) |
| Madrid to Bierun Stary | 1,286.87 mi (2,071.02 km) |
| Madrid to Bilgoraj | 1,448.38 mi (2,330.95 km) |
| Madrid to Biskupiec | 1,472.70 mi (2,370.09 km) |
| Madrid to Blachownia | 1,300.95 mi (2,093.67 km) |
| Madrid to Blonie | 1,406.82 mi (2,264.05 km) |
| Madrid to Bochnia | 1,339.57 mi (2,155.82 km) |
| Madrid to Bogatynia | 1,150.73 mi (1,851.91 km) |
| Madrid to Boguszow-Gorce | 1,192.57 mi (1,919.26 km) |
| Madrid to Boleslawiec | 1,186.31 mi (1,909.18 km) |
| Madrid to Braniewo | 1,451.29 mi (2,335.62 km) |
| Madrid to Brodnica | 1,395.93 mi (2,246.54 km) |
| Madrid to Brwinow | 1,408.90 mi (2,267.41 km) |
| Madrid to Brzeg | 1,245.22 mi (2,003.99 km) |
| Madrid to Brzeg Dolny | 1,229.38 mi (1,978.50 km) |
