| Karlovy Vary to Juprelle | 324.34 mi (521.97 km) |
| Karlovy Vary to Jurbise | 394.16 mi (634.34 km) |
| Karlovy Vary to Kalmthout | 375.33 mi (604.04 km) |
| Karlovy Vary to Kampenhout | 368.20 mi (592.56 km) |
| Karlovy Vary to Kapelle-op-den-Bos | 376.56 mi (606.01 km) |
| Karlovy Vary to Kapellen | 376.07 mi (605.23 km) |
| Karlovy Vary to Kasterlee | 353.31 mi (568.60 km) |
| Karlovy Vary to Keerbergen | 365.02 mi (587.45 km) |
| Karlovy Vary to Kinrooi | 318.40 mi (512.41 km) |
| Karlovy Vary to Knokke-Heist | 425.37 mi (684.57 km) |
| Karlovy Vary to Koekelare | 436.98 mi (703.26 km) |
| Karlovy Vary to Koekelberg | 377.25 mi (607.13 km) |
| Karlovy Vary to Koksijde | 451.33 mi (726.34 km) |
| Karlovy Vary to Kontich | 373.75 mi (601.50 km) |
| Karlovy Vary to Kortemark | 433.93 mi (698.34 km) |
