| Market Harborough to Joliet (Illinois) | 3,923.51 mi (6,314.28 km) |
| Market Harborough to Jonesboro (Arkansas) | 4,298.18 mi (6,917.25 km) |
| Market Harborough to Joplin (Missouri) | 4,380.37 mi (7,049.53 km) |
| Market Harborough to Joppatowne (Maryland) | 3,561.07 mi (5,731.00 km) |
| Market Harborough to Juana Díaz (Puerto Rico) | 4,213.11 mi (6,780.35 km) |
| Market Harborough to Junction City (Kansas) | 4,368.21 mi (7,029.96 km) |
| Market Harborough to Juneau (Alaska) | 4,336.98 mi (6,979.70 km) |
| Market Harborough to Jupiter (Florida) | 4,322.06 mi (6,955.68 km) |
| Market Harborough to Jupiter Farms (Florida) | 4,326.35 mi (6,962.59 km) |
| Market Harborough to Jurupa Valley (California) | 5,349.14 mi (8,608.61 km) |
| Market Harborough to Justice (Illinois) | 3,900.72 mi (6,277.61 km) |
| Market Harborough to Kahului (Hawaii) | 7,159.37 mi (11,521.90 km) |
| Market Harborough to Kailua (Hawaii) | 7,145.44 mi (11,499.47 km) |
| Market Harborough to Kalamazoo (Michigan) | 3,791.31 mi (6,101.52 km) |
| Market Harborough to Kalispell (Montana) | 4,458.04 mi (7,174.52 km) |
