| Karlsfeld to Juprelle | 317.37 mi (510.76 km) |
| Karlsfeld to Jurbise | 374.57 mi (602.81 km) |
| Karlsfeld to Kalmthout | 380.95 mi (613.08 km) |
| Karlsfeld to Kampenhout | 362.36 mi (583.17 km) |
| Karlsfeld to Kapelle-op-den-Bos | 371.84 mi (598.42 km) |
| Karlsfeld to Kapellen | 379.74 mi (611.13 km) |
| Karlsfeld to Kasterlee | 358.42 mi (576.82 km) |
| Karlsfeld to Keerbergen | 361.34 mi (581.52 km) |
| Karlsfeld to Kinrooi | 326.14 mi (524.88 km) |
| Karlsfeld to Knokke-Heist | 423.67 mi (681.83 km) |
| Karlsfeld to Koekelare | 428.05 mi (688.87 km) |
| Karlsfeld to Koekelberg | 368.29 mi (592.71 km) |
| Karlsfeld to Koksijde | 441.42 mi (710.39 km) |
| Karlsfeld to Kontich | 372.63 mi (599.69 km) |
| Karlsfeld to Kortemark | 423.75 mi (681.96 km) |
