| San Gwann to Boppard | 1,047.72 mi (1,686.15 km) |
| San Gwann to Borgentreich | 1,112.13 mi (1,789.80 km) |
| San Gwann to Borgholzhausen | 1,158.99 mi (1,865.21 km) |
| San Gwann to Borken | 1,162.18 mi (1,870.34 km) |
| San Gwann to Borna | 1,055.29 mi (1,698.32 km) |
| San Gwann to Bornheim | 1,091.23 mi (1,756.17 km) |
| San Gwann to Bosel | 1,223.04 mi (1,968.28 km) |
| San Gwann to Bottrop | 1,141.50 mi (1,837.06 km) |
| San Gwann to Bovenden | 1,106.46 mi (1,780.67 km) |
| San Gwann to Brackenheim | 950.43 mi (1,529.57 km) |
| San Gwann to Brake | 1,238.37 mi (1,992.96 km) |
| San Gwann to Brakel | 1,122.88 mi (1,807.10 km) |
| San Gwann to Bramsche | 1,182.82 mi (1,903.57 km) |
| San Gwann to Brand | 1,105.49 mi (1,779.12 km) |
| San Gwann to Brand-Erbisdorf | 1,035.20 mi (1,665.99 km) |
