| Kasterlee to Kalisz | 565.02 mi (909.31 km) |
| Kasterlee to Kamien Pomorski | 452.44 mi (728.12 km) |
| Kasterlee to Kamienna Gora | 482.37 mi (776.29 km) |
| Kasterlee to Karczew | 699.41 mi (1,125.59 km) |
| Kasterlee to Kartuzy | 592.07 mi (952.84 km) |
| Kasterlee to Katowice | 617.60 mi (993.94 km) |
| Kasterlee to Kedzierzyn-Kozle | 581.14 mi (935.26 km) |
| Kasterlee to Kepno | 562.71 mi (905.60 km) |
| Kasterlee to Ketrzyn | 714.02 mi (1,149.10 km) |
| Kasterlee to Kety | 631.88 mi (1,016.92 km) |
| Kasterlee to Kielce | 680.22 mi (1,094.72 km) |
| Kasterlee to Kielczow | 528.91 mi (851.20 km) |
| Kasterlee to Klobuck | 606.45 mi (975.98 km) |
| Kasterlee to Klodzko | 513.03 mi (825.64 km) |
| Kasterlee to Kluczbork | 574.92 mi (925.25 km) |
