| Sliven to Borgosesia | 916.97 mi (1,475.72 km) |
| Sliven to Boscoreale | 624.69 mi (1,005.35 km) |
| Sliven to Boscotrecase | 625.21 mi (1,006.18 km) |
| Sliven to Botticino Sera | 821.10 mi (1,321.44 km) |
| Sliven to Bovalino Marina | 619.14 mi (996.41 km) |
| Sliven to Boves | 946.03 mi (1,522.48 km) |
| Sliven to Boville Ernica | 662.12 mi (1,065.59 km) |
| Sliven to Bovisio Masciago | 873.79 mi (1,406.24 km) |
| Sliven to Bovolone | 775.14 mi (1,247.46 km) |
| Sliven to Bra | 931.79 mi (1,499.57 km) |
| Sliven to Bracciano | 722.34 mi (1,162.49 km) |
| Sliven to Brandizzo | 934.14 mi (1,503.36 km) |
| Sliven to Breganze | 759.40 mi (1,222.14 km) |
| Sliven to Brembate | 854.47 mi (1,375.14 km) |
| Sliven to Brescia | 821.78 mi (1,322.53 km) |
