| Barbastro to Joliet (Illinois) | 4,323.54 mi (6,958.06 km) |
| Barbastro to Jonesboro (Arkansas) | 4,660.63 mi (7,500.57 km) |
| Barbastro to Joplin (Missouri) | 4,778.04 mi (7,689.51 km) |
| Barbastro to Joppatowne (Maryland) | 3,868.53 mi (6,225.80 km) |
| Barbastro to Juana Díaz (Puerto Rico) | 4,202.01 mi (6,762.48 km) |
| Barbastro to Junction City (Kansas) | 4,796.28 mi (7,718.87 km) |
| Barbastro to Juneau (Alaska) | 5,015.25 mi (8,071.27 km) |
| Barbastro to Jupiter (Florida) | 4,522.40 mi (7,278.10 km) |
| Barbastro to Jupiter Farms (Florida) | 4,527.57 mi (7,286.42 km) |
| Barbastro to Jurupa Valley (California) | 5,864.79 mi (9,438.47 km) |
| Barbastro to Justice (Illinois) | 4,301.19 mi (6,922.09 km) |
| Barbastro to Kahului (Hawaii) | 7,840.09 mi (12,617.40 km) |
| Barbastro to Kailua (Hawaii) | 7,831.77 mi (12,604.01 km) |
| Barbastro to Kalamazoo (Michigan) | 4,184.36 mi (6,734.07 km) |
| Barbastro to Kalispell (Montana) | 5,035.33 mi (8,103.58 km) |
