| Somma Lombardo to Bitonto | 509.64 mi (820.19 km) |
| Somma Lombardo to Bitritto | 518.57 mi (834.55 km) |
| Somma Lombardo to Bollate | 22.14 mi (35.64 km) |
| Somma Lombardo to Bologna | 152.87 mi (246.02 km) |
| Somma Lombardo to Bolzano | 139.10 mi (223.86 km) |
| Somma Lombardo to Bomporto | 131.18 mi (211.11 km) |
| Somma Lombardo to Bonate di Sopra | 41.84 mi (67.33 km) |
| Somma Lombardo to Bondeno | 143.16 mi (230.39 km) |
| Somma Lombardo to Bordighera | 140.73 mi (226.48 km) |
| Somma Lombardo to Borgaro Torinese | 62.86 mi (101.16 km) |
| Somma Lombardo to Borgo a Buggiano | 159.39 mi (256.52 km) |
| Somma Lombardo to Borgo San Dalmazzo | 110.60 mi (177.99 km) |
| Somma Lombardo to Borgo San Lorenzo | 177.85 mi (286.23 km) |
| Somma Lombardo to Borgomanero | 11.32 mi (18.22 km) |
| Somma Lombardo to Borgoricco | 158.33 mi (254.80 km) |
