| Portet-sur-Garonne to Bressanone | 545.84 mi (878.45 km) |
| Portet-sur-Garonne to Bresso | 407.31 mi (655.50 km) |
| Portet-sur-Garonne to Brindisi | 869.17 mi (1,398.79 km) |
| Portet-sur-Garonne to Broni | 402.60 mi (647.92 km) |
| Portet-sur-Garonne to Bronte | 806.42 mi (1,297.81 km) |
| Portet-sur-Garonne to Brugherio | 413.11 mi (664.84 km) |
| Portet-sur-Garonne to Brugnera | 569.99 mi (917.30 km) |
| Portet-sur-Garonne to Bruino | 317.04 mi (510.23 km) |
| Portet-sur-Garonne to Brunico | 560.08 mi (901.36 km) |
| Portet-sur-Garonne to Brusciano | 688.83 mi (1,108.56 km) |
| Portet-sur-Garonne to Bucine | 511.40 mi (823.02 km) |
| Portet-sur-Garonne to Budrio | 507.68 mi (817.04 km) |
| Portet-sur-Garonne to Busca | 308.79 mi (496.95 km) |
| Portet-sur-Garonne to Bussolengo | 484.12 mi (779.12 km) |
| Portet-sur-Garonne to Busto Arsizio | 393.74 mi (633.66 km) |
