| Rancho Cucamonga to Borgosatollo | 6,043.61 mi (9,726.25 km) |
| Rancho Cucamonga to Borgosesia | 5,967.87 mi (9,604.35 km) |
| Rancho Cucamonga to Boscoreale | 6,430.73 mi (10,349.26 km) |
| Rancho Cucamonga to Boscotrecase | 6,429.29 mi (10,346.95 km) |
| Rancho Cucamonga to Botticino Sera | 6,040.41 mi (9,721.10 km) |
| Rancho Cucamonga to Bovalino Marina | 6,628.84 mi (10,668.09 km) |
| Rancho Cucamonga to Boves | 6,014.73 mi (9,679.78 km) |
| Rancho Cucamonga to Boville Ernica | 6,350.09 mi (10,219.48 km) |
| Rancho Cucamonga to Bovisio Masciago | 6,001.52 mi (9,658.51 km) |
| Rancho Cucamonga to Bovolone | 6,083.69 mi (9,790.75 km) |
| Rancho Cucamonga to Bra | 6,006.09 mi (9,665.86 km) |
| Rancho Cucamonga to Bracciano | 6,284.32 mi (10,113.63 km) |
| Rancho Cucamonga to Brandizzo | 5,981.42 mi (9,626.16 km) |
| Rancho Cucamonga to Breganze | 6,073.45 mi (9,774.27 km) |
| Rancho Cucamonga to Brembate | 6,015.20 mi (9,680.52 km) |
