| Mairena del Aljarafe to Borgosatollo | 1,012.21 mi (1,628.99 km) |
| Mairena del Aljarafe to Borgosesia | 938.45 mi (1,510.29 km) |
| Mairena del Aljarafe to Boscoreale | 1,125.10 mi (1,810.68 km) |
| Mairena del Aljarafe to Boscotrecase | 1,124.35 mi (1,809.46 km) |
| Mairena del Aljarafe to Botticino Sera | 1,013.78 mi (1,631.53 km) |
| Mairena del Aljarafe to Bovalino Marina | 1,213.18 mi (1,952.43 km) |
| Mairena del Aljarafe to Boves | 858.82 mi (1,382.14 km) |
| Mairena del Aljarafe to Boville Ernica | 1,080.70 mi (1,739.22 km) |
| Mairena del Aljarafe to Bovisio Masciago | 971.01 mi (1,562.69 km) |
| Mairena del Aljarafe to Bovolone | 1,043.88 mi (1,679.96 km) |
| Mairena del Aljarafe to Bra | 884.27 mi (1,423.10 km) |
| Mairena del Aljarafe to Bracciano | 1,021.92 mi (1,644.63 km) |
| Mairena del Aljarafe to Brandizzo | 900.84 mi (1,449.76 km) |
| Mairena del Aljarafe to Breganze | 1,076.35 mi (1,732.22 km) |
| Mairena del Aljarafe to Brembate | 987.12 mi (1,588.62 km) |
