| Sondrio to Belvedere Marittimo | 544.74 mi (876.67 km) |
| Sondrio to Benevento | 425.75 mi (685.18 km) |
| Sondrio to Bergamo | 34.18 mi (55.00 km) |
| Sondrio to Bernalda | 524.38 mi (843.91 km) |
| Sondrio to Bertinoro | 177.84 mi (286.20 km) |
| Sondrio to Besana in Brianza | 42.99 mi (69.18 km) |
| Sondrio to Besozzo | 61.82 mi (99.50 km) |
| Sondrio to Biancavilla | 641.94 mi (1,033.11 km) |
| Sondrio to Biassono | 47.06 mi (75.74 km) |
| Sondrio to Bibbiano | 107.80 mi (173.49 km) |
| Sondrio to Bibbiena | 195.39 mi (314.45 km) |
| Sondrio to Biella | 96.24 mi (154.88 km) |
| Sondrio to Bisceglie | 474.75 mi (764.04 km) |
| Sondrio to Bisignano | 562.48 mi (905.23 km) |
| Sondrio to Bitetto | 494.05 mi (795.09 km) |
