| Barbastro to Blue Springs (Missouri) | 4,687.07 mi (7,543.12 km) |
| Barbastro to Bluffdale (Utah) | 5,330.53 mi (8,578.65 km) |
| Barbastro to Bluffton (Indiana) | 4,222.27 mi (6,795.09 km) |
| Barbastro to Bluffton (South Carolina) | 4,350.08 mi (7,000.77 km) |
| Barbastro to Blythe (California) | 5,774.59 mi (9,293.30 km) |
| Barbastro to Blytheville (Arkansas) | 4,621.18 mi (7,437.07 km) |
| Barbastro to Boca Raton (Florida) | 4,544.56 mi (7,313.76 km) |
| Barbastro to Boerne (Texas) | 5,285.89 mi (8,506.81 km) |
| Barbastro to Bogalusa (Louisiana) | 4,833.29 mi (7,778.43 km) |
| Barbastro to Boiling Springs (South Carolina) | 4,290.26 mi (6,904.50 km) |
| Barbastro to Boise (Idaho) | 5,328.18 mi (8,574.87 km) |
| Barbastro to Bolingbrook (Illinois) | 4,314.99 mi (6,944.31 km) |
| Barbastro to Bolivar (Missouri) | 4,708.46 mi (7,577.54 km) |
| Barbastro to Bon Air (Virginia) | 3,991.53 mi (6,423.75 km) |
| Barbastro to Bonham (Texas) | 5,002.39 mi (8,050.57 km) |
