| Barbastro to Brownsburg (Indiana) | 4,309.87 mi (6,936.06 km) |
| Barbastro to Brownsville (Florida) | 4,574.08 mi (7,361.28 km) |
| Barbastro to Brownsville (Texas) | 5,399.45 mi (8,689.58 km) |
| Barbastro to Brownwood (Texas) | 5,209.84 mi (8,384.43 km) |
| Barbastro to Brunswick (Georgia) | 4,418.46 mi (7,110.82 km) |
| Barbastro to Brunswick (Ohio) | 4,054.91 mi (6,525.75 km) |
| Barbastro to Brushy Creek (Texas) | 5,208.21 mi (8,381.81 km) |
| Barbastro to Bryan (Texas) | 5,139.77 mi (8,271.66 km) |
| Barbastro to Bryant (Arkansas) | 4,792.48 mi (7,712.75 km) |
| Barbastro to Bryn Mawr-Skyway (Washington) | 5,320.03 mi (8,561.76 km) |
| Barbastro to Buckeye (Arizona) | 5,706.22 mi (9,183.28 km) |
| Barbastro to Buckhall (Virginia) | 3,943.39 mi (6,346.27 km) |
| Barbastro to Bucyrus (Ohio) | 4,122.09 mi (6,633.86 km) |
| Barbastro to Buda (Texas) | 5,232.84 mi (8,421.44 km) |
| Barbastro to Buena Park (California) | 5,892.44 mi (9,482.96 km) |
