| Langenfeld to Joliet (Illinois) | 4,262.50 mi (6,859.83 km) |
| Langenfeld to Jonesboro (Arkansas) | 4,640.97 mi (7,468.91 km) |
| Langenfeld to Joplin (Missouri) | 4,718.62 mi (7,593.89 km) |
| Langenfeld to Joppatowne (Maryland) | 3,908.95 mi (6,290.84 km) |
| Langenfeld to Juana Díaz (Puerto Rico) | 4,540.80 mi (7,307.71 km) |
| Langenfeld to Junction City (Kansas) | 4,701.60 mi (7,566.49 km) |
| Langenfeld to Juneau (Alaska) | 4,555.89 mi (7,331.99 km) |
| Langenfeld to Jupiter (Florida) | 4,670.54 mi (7,516.51 km) |
| Langenfeld to Jupiter Farms (Florida) | 4,674.86 mi (7,523.46 km) |
| Langenfeld to Jurupa Valley (California) | 5,657.82 mi (9,105.38 km) |
| Langenfeld to Justice (Illinois) | 4,239.71 mi (6,823.16 km) |
| Langenfeld to Kahului (Hawaii) | 7,361.67 mi (11,847.46 km) |
| Langenfeld to Kailua (Hawaii) | 7,341.11 mi (11,814.38 km) |
| Langenfeld to Kalamazoo (Michigan) | 4,131.56 mi (6,649.10 km) |
| Langenfeld to Kalispell (Montana) | 4,746.62 mi (7,638.95 km) |
