| Mariehamn to Bouguenais | 1,244.69 mi (2,003.13 km) |
| Mariehamn to Boulogne-Billancourt | 1,047.21 mi (1,685.32 km) |
| Mariehamn to Boulogne-sur-Mer | 961.39 mi (1,547.21 km) |
| Mariehamn to Bourg-de-Peage | 1,207.69 mi (1,943.59 km) |
| Mariehamn to Bourg-en-Bresse | 1,131.35 mi (1,820.73 km) |
| Mariehamn to Bourg-la-Reine | 1,048.39 mi (1,687.23 km) |
| Mariehamn to Bourg-les-Valence | 1,216.56 mi (1,957.86 km) |
| Mariehamn to Bourges | 1,144.03 mi (1,841.14 km) |
| Mariehamn to Bourgoin-Jallieu | 1,168.81 mi (1,881.02 km) |
| Mariehamn to Bressuire | 1,232.73 mi (1,983.88 km) |
| Mariehamn to Brest | 1,262.64 mi (2,032.02 km) |
| Mariehamn to Bretigny-sur-Orge | 1,058.15 mi (1,702.93 km) |
| Mariehamn to Breuillet | 1,064.23 mi (1,712.72 km) |
| Mariehamn to Briancon | 1,185.05 mi (1,907.16 km) |
| Mariehamn to Brie-Comte-Robert | 1,045.61 mi (1,682.74 km) |
