| Barbastro to Monticello (Minnesota) | 4,414.03 mi (7,103.70 km) |
| Barbastro to Montrose (Colorado) | 5,271.18 mi (8,483.15 km) |
| Barbastro to Moody (Alabama) | 4,559.10 mi (7,337.16 km) |
| Barbastro to Moore (Oklahoma) | 4,982.90 mi (8,019.21 km) |
| Barbastro to Moorestown-Lenola (New Jersey) | 3,785.67 mi (6,092.45 km) |
| Barbastro to Mooresville (North Carolina) | 4,215.54 mi (6,784.25 km) |
| Barbastro to Moorhead (Minnesota) | 4,468.00 mi (7,190.55 km) |
| Barbastro to Moorpark (California) | 5,902.70 mi (9,499.48 km) |
| Barbastro to Moraga (California) | 5,830.44 mi (9,383.19 km) |
| Barbastro to Moreno Valley (California) | 5,858.67 mi (9,428.61 km) |
| Barbastro to Morgan City (Louisiana) | 4,941.62 mi (7,952.77 km) |
| Barbastro to Morgan Hill (California) | 5,851.84 mi (9,417.62 km) |
| Barbastro to Morganton (North Carolina) | 4,250.71 mi (6,840.86 km) |
| Barbastro to Morgantown (West Virginia) | 4,026.76 mi (6,480.45 km) |
| Barbastro to Morris (Illinois) | 4,341.14 mi (6,986.39 km) |
