| Grosseto to Barberino di Mugello | 85.60 mi (137.75 km) |
| Grosseto to Barcellona-Pozzo di Gotto | 385.36 mi (620.17 km) |
| Grosseto to Bareggio | 214.05 mi (344.48 km) |
| Grosseto to Barga | 95.57 mi (153.81 km) |
| Grosseto to Bari | 317.22 mi (510.52 km) |
| Grosseto to Barletta | 284.15 mi (457.30 km) |
| Grosseto to Baronissi | 235.08 mi (378.32 km) |
| Grosseto to Barrafranca | 407.44 mi (655.72 km) |
| Grosseto to Bassano del Grappa | 209.64 mi (337.38 km) |
| Grosseto to Battipaglia | 249.37 mi (401.33 km) |
| Grosseto to Beinasco | 234.11 mi (376.77 km) |
| Grosseto to Bellinzago Novarese | 229.79 mi (369.80 km) |
| Grosseto to Belluno | 239.50 mi (385.44 km) |
| Grosseto to Belmonte Mezzagno | 347.29 mi (558.91 km) |
| Grosseto to Belpasso | 412.55 mi (663.93 km) |
