| Sonderborg to Juprelle | 340.04 mi (547.24 km) |
| Sonderborg to Jurbise | 389.23 mi (626.41 km) |
| Sonderborg to Kalmthout | 328.76 mi (529.09 km) |
| Sonderborg to Kampenhout | 350.54 mi (564.13 km) |
| Sonderborg to Kapelle-op-den-Bos | 351.19 mi (565.18 km) |
| Sonderborg to Kapellen | 333.22 mi (536.26 km) |
| Sonderborg to Kasterlee | 323.06 mi (519.91 km) |
| Sonderborg to Keerbergen | 345.00 mi (555.22 km) |
| Sonderborg to Kinrooi | 309.97 mi (498.85 km) |
| Sonderborg to Knokke-Heist | 365.33 mi (587.94 km) |
| Sonderborg to Koekelare | 386.98 mi (622.78 km) |
| Sonderborg to Koekelberg | 360.30 mi (579.85 km) |
| Sonderborg to Koksijde | 396.65 mi (638.34 km) |
| Sonderborg to Kontich | 342.61 mi (551.38 km) |
| Sonderborg to Kortemark | 388.13 mi (624.64 km) |
