| Castalla to Barberino di Mugello | 721.19 mi (1,160.64 km) |
| Castalla to Barcellona-Pozzo di Gotto | 860.07 mi (1,384.15 km) |
| Castalla to Bareggio | 685.21 mi (1,102.74 km) |
| Castalla to Barga | 690.45 mi (1,111.17 km) |
| Castalla to Bari | 944.68 mi (1,520.32 km) |
| Castalla to Barletta | 915.80 mi (1,473.83 km) |
| Castalla to Baronissi | 833.38 mi (1,341.20 km) |
| Castalla to Barrafranca | 813.41 mi (1,309.05 km) |
| Castalla to Bassano del Grappa | 803.91 mi (1,293.77 km) |
| Castalla to Battipaglia | 843.74 mi (1,357.86 km) |
| Castalla to Beinasco | 613.75 mi (987.74 km) |
| Castalla to Bellinzago Novarese | 677.80 mi (1,090.81 km) |
| Castalla to Belluno | 837.53 mi (1,347.87 km) |
| Castalla to Belmonte Mezzagno | 762.00 mi (1,226.32 km) |
| Castalla to Belpasso | 853.10 mi (1,372.92 km) |
