| Herk-de-Stad to Kalisz | 559.35 mi (900.18 km) |
| Herk-de-Stad to Kamien Pomorski | 454.86 mi (732.02 km) |
| Herk-de-Stad to Kamienna Gora | 473.58 mi (762.15 km) |
| Herk-de-Stad to Karczew | 694.61 mi (1,117.86 km) |
| Herk-de-Stad to Kartuzy | 593.49 mi (955.12 km) |
| Herk-de-Stad to Katowice | 608.21 mi (978.82 km) |
| Herk-de-Stad to Kedzierzyn-Kozle | 571.72 mi (920.09 km) |
| Herk-de-Stad to Kepno | 555.72 mi (894.34 km) |
| Herk-de-Stad to Ketrzyn | 713.76 mi (1,148.68 km) |
| Herk-de-Stad to Kety | 621.70 mi (1,000.53 km) |
| Herk-de-Stad to Kielce | 672.62 mi (1,082.47 km) |
| Herk-de-Stad to Kielczow | 521.41 mi (839.13 km) |
| Herk-de-Stad to Klobuck | 598.63 mi (963.40 km) |
| Herk-de-Stad to Klodzko | 503.36 mi (810.08 km) |
| Herk-de-Stad to Kluczbork | 567.15 mi (912.74 km) |
