| San Marino to Boppard | 5,733.73 mi (9,227.54 km) |
| San Marino to Borgentreich | 5,713.74 mi (9,195.37 km) |
| San Marino to Borgholzhausen | 5,659.22 mi (9,107.64 km) |
| San Marino to Borken | 5,631.29 mi (9,062.69 km) |
| San Marino to Borna | 5,828.26 mi (9,379.67 km) |
| San Marino to Bornheim | 5,689.48 mi (9,156.34 km) |
| San Marino to Bosel | 5,603.25 mi (9,017.55 km) |
| San Marino to Bottrop | 5,648.46 mi (9,090.32 km) |
| San Marino to Bovenden | 5,731.60 mi (9,224.12 km) |
| San Marino to Brackenheim | 5,836.84 mi (9,393.49 km) |
| San Marino to Brake | 5,601.35 mi (9,014.49 km) |
| San Marino to Brakel | 5,704.09 mi (9,179.84 km) |
| San Marino to Bramsche | 5,634.88 mi (9,068.47 km) |
| San Marino to Brand | 5,664.77 mi (9,116.57 km) |
| San Marino to Brand-Erbisdorf | 5,864.01 mi (9,437.22 km) |
