| Koper to Bitonto | 340.24 mi (547.57 km) |
| Koper to Bitritto | 347.74 mi (559.63 km) |
| Koper to Bollate | 223.34 mi (359.44 km) |
| Koper to Bologna | 137.67 mi (221.55 km) |
| Koper to Bolzano | 131.57 mi (211.74 km) |
| Koper to Bomporto | 143.16 mi (230.40 km) |
| Koper to Bonate di Sopra | 201.55 mi (324.36 km) |
| Koper to Bondeno | 121.79 mi (196.01 km) |
| Koper to Bordighera | 322.03 mi (518.25 km) |
| Koper to Borgaro Torinese | 296.60 mi (477.34 km) |
| Koper to Borgo a Buggiano | 186.94 mi (300.86 km) |
| Koper to Borgo San Dalmazzo | 316.92 mi (510.03 km) |
| Koper to Borgo San Lorenzo | 159.73 mi (257.06 km) |
| Koper to Borgomanero | 254.65 mi (409.82 km) |
| Koper to Borgoricco | 85.53 mi (137.65 km) |
