| Landgraaf to Isny im Allgau | 286.31 mi (460.77 km) |
| Landgraaf to Isselburg | 66.62 mi (107.21 km) |
| Landgraaf to Issum | 46.79 mi (75.29 km) |
| Landgraaf to Itzehoe | 254.95 mi (410.30 km) |
| Landgraaf to Jena | 241.98 mi (389.42 km) |
| Landgraaf to Jever | 200.48 mi (322.64 km) |
| Landgraaf to Jork | 238.30 mi (383.51 km) |
| Landgraaf to Juchen | 24.47 mi (39.37 km) |
| Landgraaf to Julich | 14.35 mi (23.09 km) |
| Landgraaf to Juterbog | 312.25 mi (502.52 km) |
| Landgraaf to Kaarst | 33.22 mi (53.47 km) |
| Landgraaf to Kaiserslautern | 127.07 mi (204.50 km) |
| Landgraaf to Kalkar | 58.50 mi (94.15 km) |
| Landgraaf to Kall | 33.63 mi (54.13 km) |
| Landgraaf to Kaltenkirchen | 261.67 mi (421.11 km) |
