| Herent to Koscielisko | 682.30 mi (1,098.05 km) |
| Herent to Koscierzyna | 600.94 mi (967.12 km) |
| Herent to Kostrzyn | 547.04 mi (880.38 km) |
| Herent to Kostrzyn nad Odra | 442.67 mi (712.41 km) |
| Herent to Koszalin | 533.62 mi (858.79 km) |
| Herent to Kowary | 486.55 mi (783.02 km) |
| Herent to Kozienice | 730.63 mi (1,175.83 km) |
| Herent to Kozuchow | 474.97 mi (764.39 km) |
| Herent to Kozy | 640.86 mi (1,031.37 km) |
| Herent to Krakow | 672.50 mi (1,082.28 km) |
| Herent to Krapkowice | 582.03 mi (936.69 km) |
| Herent to Krasnik | 762.57 mi (1,227.24 km) |
| Herent to Krasnystaw | 803.80 mi (1,293.60 km) |
| Herent to Krosno | 756.87 mi (1,218.07 km) |
| Herent to Krosno Odrzanskie | 455.14 mi (732.48 km) |
