| Somma Lombardo to Belvedere Marittimo | 554.82 mi (892.89 km) |
| Somma Lombardo to Benevento | 438.00 mi (704.90 km) |
| Somma Lombardo to Bergamo | 46.82 mi (75.36 km) |
| Somma Lombardo to Bernalda | 542.54 mi (873.14 km) |
| Somma Lombardo to Bertinoro | 198.57 mi (319.57 km) |
| Somma Lombardo to Besana in Brianza | 28.18 mi (45.34 km) |
| Somma Lombardo to Besozzo | 11.63 mi (18.72 km) |
| Somma Lombardo to Biancavilla | 639.36 mi (1,028.95 km) |
| Somma Lombardo to Biassono | 27.58 mi (44.39 km) |
| Somma Lombardo to Bibbiano | 111.07 mi (178.76 km) |
| Somma Lombardo to Bibbiena | 205.43 mi (330.61 km) |
| Somma Lombardo to Biella | 31.64 mi (50.93 km) |
| Somma Lombardo to Bisceglie | 496.93 mi (799.73 km) |
| Somma Lombardo to Bisignano | 574.18 mi (924.05 km) |
| Somma Lombardo to Bitetto | 516.05 mi (830.50 km) |
