| Sundern to Isny im Allgau | 266.61 mi (429.07 km) |
| Sundern to Isselburg | 74.89 mi (120.52 km) |
| Sundern to Issum | 69.62 mi (112.05 km) |
| Sundern to Itzehoe | 191.10 mi (307.55 km) |
| Sundern to Jena | 157.81 mi (253.98 km) |
| Sundern to Jever | 156.05 mi (251.13 km) |
| Sundern to Jork | 168.81 mi (271.67 km) |
| Sundern to Juchen | 66.54 mi (107.09 km) |
| Sundern to Julich | 76.24 mi (122.69 km) |
| Sundern to Juterbog | 222.36 mi (357.86 km) |
| Sundern to Kaarst | 60.20 mi (96.88 km) |
| Sundern to Kaiserslautern | 129.74 mi (208.80 km) |
| Sundern to Kalkar | 78.98 mi (127.11 km) |
| Sundern to Kall | 82.44 mi (132.67 km) |
| Sundern to Kaltenkirchen | 192.76 mi (310.21 km) |
