| Rockville to Bitonto | 4,694.82 mi (7,555.58 km) |
| Rockville to Bitritto | 4,703.88 mi (7,570.16 km) |
| Rockville to Bollate | 4,212.03 mi (6,778.60 km) |
| Rockville to Bologna | 4,342.37 mi (6,988.37 km) |
| Rockville to Bolzano | 4,276.07 mi (6,881.67 km) |
| Rockville to Bomporto | 4,321.02 mi (6,954.01 km) |
| Rockville to Bonate di Sopra | 4,226.99 mi (6,802.69 km) |
| Rockville to Bondeno | 4,332.40 mi (6,972.32 km) |
| Rockville to Bordighera | 4,205.65 mi (6,768.33 km) |
| Rockville to Borgaro Torinese | 4,161.46 mi (6,697.22 km) |
| Rockville to Borgo a Buggiano | 4,336.67 mi (6,979.19 km) |
| Rockville to Borgo San Dalmazzo | 4,179.99 mi (6,727.04 km) |
| Rockville to Borgo San Lorenzo | 4,362.58 mi (7,020.90 km) |
| Rockville to Borgomanero | 4,179.37 mi (6,726.05 km) |
| Rockville to Borgoricco | 4,334.45 mi (6,975.63 km) |
