| Leek to Joliet (Illinois) | 3,862.97 mi (6,216.84 km) |
| Leek to Jonesboro (Arkansas) | 4,238.73 mi (6,821.57 km) |
| Leek to Joplin (Missouri) | 4,319.69 mi (6,951.86 km) |
| Leek to Joppatowne (Maryland) | 3,504.44 mi (5,639.84 km) |
| Leek to Juana Díaz (Puerto Rico) | 4,174.18 mi (6,717.69 km) |
| Leek to Junction City (Kansas) | 4,306.64 mi (6,930.87 km) |
| Leek to Juneau (Alaska) | 4,277.74 mi (6,884.35 km) |
| Leek to Jupiter (Florida) | 4,269.92 mi (6,871.77 km) |
| Leek to Jupiter Farms (Florida) | 4,274.16 mi (6,878.60 km) |
| Leek to Jurupa Valley (California) | 5,285.83 mi (8,506.73 km) |
| Leek to Justice (Illinois) | 3,840.18 mi (6,180.17 km) |
| Leek to Kahului (Hawaii) | 7,100.86 mi (11,427.73 km) |
| Leek to Kailua (Hawaii) | 7,087.51 mi (11,406.24 km) |
| Leek to Kalamazoo (Michigan) | 3,731.07 mi (6,004.58 km) |
| Leek to Kalispell (Montana) | 4,394.75 mi (7,072.67 km) |
