| Valley Center to Johnstown (Pennsylvania) | 2,146.99 mi (3,455.25 km) |
| Valley Center to Joliet (Illinois) | 1,675.65 mi (2,696.70 km) |
| Valley Center to Jonesboro (Arkansas) | 1,505.22 mi (2,422.42 km) |
| Valley Center to Joplin (Missouri) | 1,295.99 mi (2,085.70 km) |
| Valley Center to Joppatowne (Maryland) | 2,283.84 mi (3,675.49 km) |
| Valley Center to Juana Díaz (Puerto Rico) | 3,282.04 mi (5,281.93 km) |
| Valley Center to Junction City (Kansas) | 1,191.32 mi (1,917.24 km) |
| Valley Center to Juneau (Alaska) | 1,915.61 mi (3,082.88 km) |
| Valley Center to Jupiter (Florida) | 2,237.24 mi (3,600.49 km) |
| Valley Center to Jupiter Farms (Florida) | 2,231.06 mi (3,590.54 km) |
| Valley Center to Jurupa Valley (California) | 59.17 mi (95.22 km) |
| Valley Center to Justice (Illinois) | 1,694.61 mi (2,727.21 km) |
| Valley Center to Kahului (Hawaii) | 2,555.32 mi (4,112.39 km) |
| Valley Center to Kailua (Hawaii) | 2,611.83 mi (4,203.33 km) |
| Valley Center to Kalamazoo (Michigan) | 1,814.53 mi (2,920.21 km) |
