| Wulfrath to Isny im Allgau | 282.39 mi (454.47 km) |
| Wulfrath to Isselburg | 45.12 mi (72.61 km) |
| Wulfrath to Issum | 31.66 mi (50.95 km) |
| Wulfrath to Itzehoe | 210.14 mi (338.19 km) |
| Wulfrath to Jena | 199.01 mi (320.27 km) |
| Wulfrath to Jever | 162.46 mi (261.45 km) |
| Wulfrath to Jork | 191.42 mi (308.06 km) |
| Wulfrath to Juchen | 26.24 mi (42.22 km) |
| Wulfrath to Julich | 38.47 mi (61.91 km) |
| Wulfrath to Juterbog | 263.50 mi (424.07 km) |
| Wulfrath to Kaarst | 18.60 mi (29.93 km) |
| Wulfrath to Kaiserslautern | 131.11 mi (210.99 km) |
| Wulfrath to Kalkar | 44.78 mi (72.07 km) |
| Wulfrath to Kall | 54.89 mi (88.34 km) |
| Wulfrath to Kaltenkirchen | 215.16 mi (346.27 km) |
