| Barbastro to Carson (California) | 5,902.94 mi (9,499.86 km) |
| Barbastro to Carson City (Nevada) | 5,678.83 mi (9,139.19 km) |
| Barbastro to Carteret (New Jersey) | 3,731.27 mi (6,004.90 km) |
| Barbastro to Cartersville (Georgia) | 4,457.16 mi (7,173.11 km) |
| Barbastro to Carthage (Missouri) | 4,767.07 mi (7,671.85 km) |
| Barbastro to Cary (Illinois) | 4,301.63 mi (6,922.80 km) |
| Barbastro to Cary (North Carolina) | 4,113.33 mi (6,619.76 km) |
| Barbastro to Casa de Oro-Mount Helix (California) | 5,909.68 mi (9,510.71 km) |
| Barbastro to Casa Grande (Arizona) | 5,697.06 mi (9,168.54 km) |
| Barbastro to Casas Adobes (Arizona) | 5,694.57 mi (9,164.52 km) |
| Barbastro to Cascades (Virginia) | 3,929.41 mi (6,323.77 km) |
| Barbastro to Casper (Wyoming) | 5,007.53 mi (8,058.85 km) |
| Barbastro to Casselberry (Florida) | 4,510.85 mi (7,259.51 km) |
| Barbastro to Castaic (California) | 5,883.33 mi (9,468.31 km) |
| Barbastro to Castle Pines (Colorado) | 5,106.48 mi (8,218.08 km) |
