| Castelsarrasin to Bierun Stary | 940.82 mi (1,514.10 km) |
| Castelsarrasin to Bilgoraj | 1,103.52 mi (1,775.94 km) |
| Castelsarrasin to Biskupiec | 1,121.79 mi (1,805.35 km) |
| Castelsarrasin to Blachownia | 952.73 mi (1,533.27 km) |
| Castelsarrasin to Blonie | 1,056.81 mi (1,700.77 km) |
| Castelsarrasin to Bochnia | 995.03 mi (1,601.35 km) |
| Castelsarrasin to Bogatynia | 800.06 mi (1,287.58 km) |
| Castelsarrasin to Boguszow-Gorce | 842.63 mi (1,356.09 km) |
| Castelsarrasin to Boleslawiec | 835.55 mi (1,344.69 km) |
| Castelsarrasin to Braniewo | 1,100.79 mi (1,771.55 km) |
| Castelsarrasin to Brodnica | 1,045.02 mi (1,681.79 km) |
| Castelsarrasin to Brwinow | 1,059.01 mi (1,704.31 km) |
| Castelsarrasin to Brzeg | 895.85 mi (1,441.73 km) |
| Castelsarrasin to Brzeg Dolny | 879.00 mi (1,414.61 km) |
| Castelsarrasin to Brzesko | 1,002.51 mi (1,613.38 km) |
