| Round Lake to Boppard | 4,277.83 mi (6,884.50 km) |
| Round Lake to Borgentreich | 4,286.75 mi (6,898.86 km) |
| Round Lake to Borgholzhausen | 4,232.59 mi (6,811.70 km) |
| Round Lake to Borken | 4,191.23 mi (6,745.13 km) |
| Round Lake to Borna | 4,419.50 mi (7,112.50 km) |
| Round Lake to Bornheim | 4,236.30 mi (6,817.67 km) |
| Round Lake to Bosel | 4,186.49 mi (6,737.51 km) |
| Round Lake to Bottrop | 4,204.70 mi (6,766.81 km) |
| Round Lake to Bovenden | 4,309.76 mi (6,935.89 km) |
| Round Lake to Brackenheim | 4,377.01 mi (7,044.11 km) |
| Round Lake to Brake | 4,192.79 mi (6,747.64 km) |
| Round Lake to Brakel | 4,278.60 mi (6,885.75 km) |
| Round Lake to Bramsche | 4,210.08 mi (6,775.47 km) |
| Round Lake to Brand | 4,205.79 mi (6,768.56 km) |
| Round Lake to Brand-Erbisdorf | 4,458.44 mi (7,175.16 km) |
