| Boom to Barcellona-Pozzo di Gotto | 1,038.32 mi (1,671.02 km) |
| Boom to Bareggio | 442.13 mi (711.54 km) |
| Boom to Barga | 561.43 mi (903.53 km) |
| Boom to Bari | 909.62 mi (1,463.88 km) |
| Boom to Barletta | 881.00 mi (1,417.83 km) |
| Boom to Baronissi | 870.07 mi (1,400.24 km) |
| Boom to Barrafranca | 1,063.29 mi (1,711.20 km) |
| Boom to Bassano del Grappa | 498.57 mi (802.36 km) |
| Boom to Battipaglia | 883.52 mi (1,421.89 km) |
| Boom to Beinasco | 444.60 mi (715.51 km) |
| Boom to Bellinzago Novarese | 427.39 mi (687.82 km) |
| Boom to Belluno | 494.71 mi (796.15 km) |
| Boom to Belmonte Mezzagno | 1,002.19 mi (1,612.87 km) |
| Boom to Belpasso | 1,067.72 mi (1,718.32 km) |
| Boom to Belvedere Marittimo | 966.81 mi (1,555.93 km) |
