| Mariehamn to Borgosesia | 1,102.57 mi (1,774.41 km) |
| Mariehamn to Boscoreale | 1,356.06 mi (2,182.37 km) |
| Mariehamn to Boscotrecase | 1,355.05 mi (2,180.74 km) |
| Mariehamn to Botticino Sera | 1,082.25 mi (1,741.72 km) |
| Mariehamn to Bovalino Marina | 1,525.54 mi (2,455.12 km) |
| Mariehamn to Boves | 1,204.34 mi (1,938.19 km) |
| Mariehamn to Boville Ernica | 1,304.09 mi (2,098.73 km) |
| Mariehamn to Bovisio Masciago | 1,093.92 mi (1,760.49 km) |
| Mariehamn to Bovolone | 1,088.02 mi (1,751.00 km) |
| Mariehamn to Bra | 1,175.39 mi (1,891.61 km) |
| Mariehamn to Bracciano | 1,286.26 mi (2,070.03 km) |
| Mariehamn to Brandizzo | 1,144.90 mi (1,842.54 km) |
| Mariehamn to Breganze | 1,052.31 mi (1,693.53 km) |
| Mariehamn to Brembate | 1,088.50 mi (1,751.77 km) |
| Mariehamn to Brescia | 1,082.08 mi (1,741.44 km) |
