| Oud-Heverlee to Kalisz | 582.18 mi (936.93 km) |
| Oud-Heverlee to Kamien Pomorski | 477.38 mi (768.26 km) |
| Oud-Heverlee to Kamienna Gora | 495.80 mi (797.92 km) |
| Oud-Heverlee to Karczew | 717.53 mi (1,154.76 km) |
| Oud-Heverlee to Kartuzy | 616.21 mi (991.69 km) |
| Oud-Heverlee to Katowice | 630.22 mi (1,014.23 km) |
| Oud-Heverlee to Kedzierzyn-Kozle | 593.72 mi (955.50 km) |
| Oud-Heverlee to Kepno | 578.34 mi (930.75 km) |
| Oud-Heverlee to Ketrzyn | 736.70 mi (1,185.60 km) |
| Oud-Heverlee to Kety | 643.44 mi (1,035.51 km) |
| Oud-Heverlee to Kielce | 695.09 mi (1,118.64 km) |
| Oud-Heverlee to Kielczow | 543.94 mi (875.38 km) |
| Oud-Heverlee to Klobuck | 621.07 mi (999.51 km) |
| Oud-Heverlee to Klodzko | 525.31 mi (845.41 km) |
| Oud-Heverlee to Kluczbork | 589.60 mi (948.87 km) |
