| Castelfidardo to Belvedere Marittimo | 291.64 mi (469.35 km) |
| Castelfidardo to Benevento | 173.01 mi (278.43 km) |
| Castelfidardo to Bergamo | 245.19 mi (394.60 km) |
| Castelfidardo to Bernalda | 265.16 mi (426.73 km) |
| Castelfidardo to Bertinoro | 84.90 mi (136.63 km) |
| Castelfidardo to Besana in Brianza | 260.46 mi (419.17 km) |
| Castelfidardo to Besozzo | 290.92 mi (468.19 km) |
| Castelfidardo to Biancavilla | 407.64 mi (656.04 km) |
| Castelfidardo to Biassono | 258.52 mi (416.04 km) |
| Castelfidardo to Bibbiano | 173.98 mi (280.00 km) |
| Castelfidardo to Bibbiena | 88.08 mi (141.74 km) |
| Castelfidardo to Biella | 306.47 mi (493.21 km) |
| Castelfidardo to Bisceglie | 215.33 mi (346.55 km) |
| Castelfidardo to Bisignano | 307.30 mi (494.55 km) |
| Castelfidardo to Bitetto | 234.62 mi (377.58 km) |
