| Smolyan to Bitritto | 409.75 mi (659.43 km) |
| Smolyan to Bollate | 825.26 mi (1,328.13 km) |
| Smolyan to Bologna | 702.94 mi (1,131.28 km) |
| Smolyan to Bolzano | 743.41 mi (1,196.41 km) |
| Smolyan to Bomporto | 721.35 mi (1,160.91 km) |
| Smolyan to Bonate di Sopra | 806.52 mi (1,297.96 km) |
| Smolyan to Bondeno | 705.49 mi (1,135.38 km) |
| Smolyan to Bordighera | 876.76 mi (1,411.01 km) |
| Smolyan to Borgaro Torinese | 889.23 mi (1,431.08 km) |
| Smolyan to Borgo a Buggiano | 725.46 mi (1,167.51 km) |
| Smolyan to Borgo San Dalmazzo | 889.29 mi (1,431.17 km) |
| Smolyan to Borgo San Lorenzo | 694.13 mi (1,117.09 km) |
| Smolyan to Borgomanero | 858.23 mi (1,381.19 km) |
| Smolyan to Borgoricco | 692.14 mi (1,113.90 km) |
| Smolyan to Borgosatollo | 771.34 mi (1,241.35 km) |
