| Altadena to Joliet (Illinois) | 1,702.45 mi (2,739.83 km) |
| Altadena to Jonesboro (Arkansas) | 1,552.78 mi (2,498.96 km) |
| Altadena to Joplin (Missouri) | 1,338.44 mi (2,154.01 km) |
| Altadena to Joppatowne (Maryland) | 2,318.62 mi (3,731.45 km) |
| Altadena to Juana Díaz (Puerto Rico) | 3,352.60 mi (5,395.49 km) |
| Altadena to Junction City (Kansas) | 1,223.56 mi (1,969.13 km) |
| Altadena to Juneau (Alaska) | 1,831.89 mi (2,948.14 km) |
| Altadena to Jupiter (Florida) | 2,303.49 mi (3,707.10 km) |
| Altadena to Jupiter Farms (Florida) | 2,297.37 mi (3,697.26 km) |
| Altadena to Jurupa Valley (California) | 40.23 mi (64.75 km) |
| Altadena to Justice (Illinois) | 1,720.70 mi (2,769.20 km) |
| Altadena to Kahului (Hawaii) | 2,504.01 mi (4,029.81 km) |
| Altadena to Kailua (Hawaii) | 2,558.26 mi (4,117.12 km) |
| Altadena to Kalamazoo (Michigan) | 1,839.67 mi (2,960.67 km) |
| Altadena to Kalispell (Montana) | 988.54 mi (1,590.91 km) |
