| Smolyan to Borgosesia | 867.89 mi (1,396.73 km) |
| Smolyan to Boscoreale | 534.01 mi (859.40 km) |
| Smolyan to Boscotrecase | 534.68 mi (860.48 km) |
| Smolyan to Botticino Sera | 772.70 mi (1,243.54 km) |
| Smolyan to Bovalino Marina | 510.60 mi (821.74 km) |
| Smolyan to Boves | 886.01 mi (1,425.89 km) |
| Smolyan to Boville Ernica | 579.86 mi (933.19 km) |
| Smolyan to Bovisio Masciago | 824.82 mi (1,327.42 km) |
| Smolyan to Bovolone | 725.38 mi (1,167.38 km) |
| Smolyan to Bra | 874.60 mi (1,407.53 km) |
| Smolyan to Bracciano | 644.69 mi (1,037.53 km) |
| Smolyan to Brandizzo | 880.54 mi (1,417.10 km) |
| Smolyan to Breganze | 714.52 mi (1,149.90 km) |
| Smolyan to Brembate | 805.81 mi (1,296.82 km) |
| Smolyan to Brescia | 773.41 mi (1,244.69 km) |
