| Friedrichsdorf to Isselburg | 144.18 mi (232.03 km) |
| Friedrichsdorf to Issum | 131.09 mi (210.97 km) |
| Friedrichsdorf to Itzehoe | 256.24 mi (412.38 km) |
| Friedrichsdorf to Jena | 137.31 mi (220.97 km) |
| Friedrichsdorf to Jever | 231.46 mi (372.49 km) |
| Friedrichsdorf to Jork | 230.85 mi (371.52 km) |
| Friedrichsdorf to Juchen | 110.33 mi (177.56 km) |
| Friedrichsdorf to Julich | 110.16 mi (177.28 km) |
| Friedrichsdorf to Juterbog | 226.59 mi (364.67 km) |
| Friedrichsdorf to Kaarst | 110.61 mi (178.00 km) |
| Friedrichsdorf to Kaiserslautern | 68.15 mi (109.67 km) |
| Friedrichsdorf to Kalkar | 144.63 mi (232.75 km) |
| Friedrichsdorf to Kall | 94.25 mi (151.69 km) |
| Friedrichsdorf to Kaltenkirchen | 253.90 mi (408.62 km) |
| Friedrichsdorf to Kamen | 101.60 mi (163.51 km) |
