| Kastav to Barcellona-Pozzo di Gotto | 501.19 mi (806.59 km) |
| Kastav to Bareggio | 260.24 mi (418.82 km) |
| Kastav to Barga | 209.99 mi (337.95 km) |
| Kastav to Bari | 319.75 mi (514.59 km) |
| Kastav to Barletta | 296.74 mi (477.56 km) |
| Kastav to Baronissi | 320.52 mi (515.83 km) |
| Kastav to Barrafranca | 553.37 mi (890.57 km) |
| Kastav to Bassano del Grappa | 129.33 mi (208.13 km) |
| Kastav to Battipaglia | 330.32 mi (531.60 km) |
| Kastav to Beinasco | 330.25 mi (531.48 km) |
| Kastav to Bellinzago Novarese | 277.22 mi (446.14 km) |
| Kastav to Belluno | 115.59 mi (186.02 km) |
| Kastav to Belmonte Mezzagno | 508.54 mi (818.42 km) |
| Kastav to Belpasso | 539.35 mi (868.00 km) |
| Kastav to Belvedere Marittimo | 405.28 mi (652.24 km) |
