| Kastamonu to Barberino di Mugello | 1,155.14 mi (1,859.03 km) |
| Kastamonu to Barcellona-Pozzo di Gotto | 1,008.51 mi (1,623.04 km) |
| Kastamonu to Bareggio | 1,270.44 mi (2,044.57 km) |
| Kastamonu to Barga | 1,192.85 mi (1,919.71 km) |
| Kastamonu to Bari | 877.18 mi (1,411.68 km) |
| Kastamonu to Barletta | 905.84 mi (1,457.80 km) |
| Kastamonu to Baronissi | 989.12 mi (1,591.84 km) |
| Kastamonu to Barrafranca | 1,079.09 mi (1,736.62 km) |
| Kastamonu to Bassano del Grappa | 1,140.24 mi (1,835.04 km) |
| Kastamonu to Battipaglia | 979.51 mi (1,576.36 km) |
| Kastamonu to Beinasco | 1,336.96 mi (2,151.63 km) |
| Kastamonu to Bellinzago Novarese | 1,287.90 mi (2,072.68 km) |
| Kastamonu to Belluno | 1,121.09 mi (1,804.22 km) |
| Kastamonu to Belmonte Mezzagno | 1,105.24 mi (1,778.71 km) |
| Kastamonu to Belpasso | 1,033.62 mi (1,663.45 km) |
