| Gragnano to Borgosatollo | 394.37 mi (634.68 km) |
| Gragnano to Borgosesia | 468.09 mi (753.32 km) |
| Gragnano to Boscoreale | 5.19 mi (8.35 km) |
| Gragnano to Boscotrecase | 6.57 mi (10.57 km) |
| Gragnano to Botticino Sera | 397.81 mi (640.22 km) |
| Gragnano to Bovalino Marina | 196.73 mi (316.60 km) |
| Gragnano to Boves | 434.50 mi (699.26 km) |
| Gragnano to Boville Ernica | 85.57 mi (137.71 km) |
| Gragnano to Bovisio Masciago | 434.22 mi (698.82 km) |
| Gragnano to Bovolone | 358.04 mi (576.21 km) |
| Gragnano to Bra | 436.90 mi (703.12 km) |
| Gragnano to Bracciano | 154.99 mi (249.43 km) |
| Gragnano to Brandizzo | 457.90 mi (736.92 km) |
| Gragnano to Breganze | 376.24 mi (605.50 km) |
| Gragnano to Brembate | 421.09 mi (677.68 km) |
