| Witham to Joliet (Illinois) | 4,003.75 mi (6,443.42 km) |
| Witham to Jonesboro (Arkansas) | 4,377.70 mi (7,045.23 km) |
| Witham to Joplin (Missouri) | 4,460.70 mi (7,178.80 km) |
| Witham to Joppatowne (Maryland) | 3,638.43 mi (5,855.49 km) |
| Witham to Juana Díaz (Puerto Rico) | 4,272.72 mi (6,876.28 km) |
| Witham to Junction City (Kansas) | 4,448.99 mi (7,159.96 km) |
| Witham to Juneau (Alaska) | 4,407.40 mi (7,093.02 km) |
| Witham to Jupiter (Florida) | 4,395.29 mi (7,073.53 km) |
| Witham to Jupiter Farms (Florida) | 4,399.63 mi (7,080.52 km) |
| Witham to Jurupa Valley (California) | 5,429.78 mi (8,738.39 km) |
| Witham to Justice (Illinois) | 3,980.97 mi (6,406.75 km) |
| Witham to Kahului (Hawaii) | 7,228.24 mi (11,632.73 km) |
| Witham to Kailua (Hawaii) | 7,213.30 mi (11,608.68 km) |
| Witham to Kalamazoo (Michigan) | 3,871.37 mi (6,230.36 km) |
| Witham to Kalispell (Montana) | 4,537.17 mi (7,301.87 km) |
