| Willich to Isny im Allgau | 292.21 mi (470.27 km) |
| Willich to Isselburg | 39.54 mi (63.64 km) |
| Willich to Issum | 19.81 mi (31.88 km) |
| Willich to Itzehoe | 222.07 mi (357.39 km) |
| Willich to Jena | 219.75 mi (353.65 km) |
| Willich to Jever | 169.54 mi (272.85 km) |
| Willich to Jork | 205.06 mi (330.02 km) |
| Willich to Juchen | 11.38 mi (18.32 km) |
| Willich to Julich | 24.97 mi (40.18 km) |
| Willich to Juterbog | 284.21 mi (457.39 km) |
| Willich to Kaarst | 4.34 mi (6.98 km) |
| Willich to Kaiserslautern | 136.66 mi (219.93 km) |
| Willich to Kalkar | 34.68 mi (55.81 km) |
| Willich to Kall | 49.29 mi (79.33 km) |
| Willich to Kaltenkirchen | 228.48 mi (367.71 km) |
