| Leopoldsburg to Joliet (Illinois) | 4,199.91 mi (6,759.10 km) |
| Leopoldsburg to Jonesboro (Arkansas) | 4,576.54 mi (7,365.24 km) |
| Leopoldsburg to Joplin (Missouri) | 4,656.40 mi (7,493.75 km) |
| Leopoldsburg to Joppatowne (Maryland) | 3,841.13 mi (6,181.70 km) |
| Leopoldsburg to Juana Díaz (Puerto Rico) | 4,467.35 mi (7,189.51 km) |
| Leopoldsburg to Junction City (Kansas) | 4,641.43 mi (7,469.66 km) |
| Leopoldsburg to Juneau (Alaska) | 4,528.93 mi (7,288.60 km) |
| Leopoldsburg to Jupiter (Florida) | 4,599.56 mi (7,402.27 km) |
| Leopoldsburg to Jupiter Farms (Florida) | 4,603.90 mi (7,409.27 km) |
| Leopoldsburg to Jurupa Valley (California) | 5,606.49 mi (9,022.78 km) |
| Leopoldsburg to Justice (Illinois) | 4,177.12 mi (6,722.42 km) |
| Leopoldsburg to Kahului (Hawaii) | 7,340.21 mi (11,812.92 km) |
| Leopoldsburg to Kailua (Hawaii) | 7,321.28 mi (11,782.47 km) |
| Leopoldsburg to Kalamazoo (Michigan) | 4,068.37 mi (6,547.41 km) |
| Leopoldsburg to Kalispell (Montana) | 4,701.19 mi (7,565.84 km) |
