| Mariehamn to Bobenheim-Roxheim | 857.46 mi (1,379.95 km) |
| Mariehamn to Bobingen | 894.92 mi (1,440.24 km) |
| Mariehamn to Boblingen | 900.07 mi (1,448.52 km) |
| Mariehamn to Bocholt | 766.23 mi (1,233.13 km) |
| Mariehamn to Bochum | 771.03 mi (1,240.85 km) |
| Mariehamn to Bockenem | 673.24 mi (1,083.48 km) |
| Mariehamn to Bockhorn | 644.77 mi (1,037.66 km) |
| Mariehamn to Bogen | 824.44 mi (1,326.81 km) |
| Mariehamn to Bohl-Iggelheim | 871.57 mi (1,402.65 km) |
| Mariehamn to Bohmte | 694.05 mi (1,116.97 km) |
| Mariehamn to Boizenburg | 580.65 mi (934.46 km) |
| Mariehamn to Bonen | 751.23 mi (1,208.99 km) |
| Mariehamn to Bonn | 816.88 mi (1,314.64 km) |
| Mariehamn to Bopfingen | 864.80 mi (1,391.77 km) |
| Mariehamn to Boppard | 835.08 mi (1,343.94 km) |
