| Round Lake to Borgosatollo | 4,567.67 mi (7,350.95 km) |
| Round Lake to Borgosesia | 4,480.96 mi (7,211.41 km) |
| Round Lake to Boscoreale | 4,938.02 mi (7,946.98 km) |
| Round Lake to Boscotrecase | 4,936.62 mi (7,944.72 km) |
| Round Lake to Botticino Sera | 4,565.04 mi (7,346.72 km) |
| Round Lake to Bovalino Marina | 5,124.65 mi (8,247.32 km) |
| Round Lake to Boves | 4,508.55 mi (7,255.81 km) |
| Round Lake to Boville Ernica | 4,858.29 mi (7,818.67 km) |
| Round Lake to Bovisio Masciago | 4,519.52 mi (7,273.47 km) |
| Round Lake to Bovolone | 4,611.66 mi (7,421.76 km) |
| Round Lake to Bra | 4,505.66 mi (7,251.15 km) |
| Round Lake to Bracciano | 4,787.52 mi (7,704.77 km) |
| Round Lake to Brandizzo | 4,485.90 mi (7,219.36 km) |
| Round Lake to Breganze | 4,609.41 mi (7,418.13 km) |
| Round Lake to Brembate | 4,535.78 mi (7,299.62 km) |
