| Castelfidardo to Bierun Stary | 527.33 mi (848.66 km) |
| Castelfidardo to Bilgoraj | 652.52 mi (1,050.12 km) |
| Castelfidardo to Biskupiec | 793.49 mi (1,277.00 km) |
| Castelfidardo to Blachownia | 565.91 mi (910.74 km) |
| Castelfidardo to Blonie | 686.16 mi (1,104.28 km) |
| Castelfidardo to Bochnia | 555.63 mi (894.20 km) |
| Castelfidardo to Bogatynia | 518.46 mi (834.39 km) |
| Castelfidardo to Boguszow-Gorce | 519.66 mi (836.32 km) |
| Castelfidardo to Boleslawiec | 547.27 mi (880.75 km) |
| Castelfidardo to Braniewo | 805.84 mi (1,296.87 km) |
| Castelfidardo to Brodnica | 727.53 mi (1,170.84 km) |
| Castelfidardo to Brwinow | 684.94 mi (1,102.31 km) |
| Castelfidardo to Brzeg | 543.67 mi (874.96 km) |
| Castelfidardo to Brzeg Dolny | 559.33 mi (900.15 km) |
| Castelfidardo to Brzesko | 559.86 mi (901.00 km) |
