| Iserlohn to Koscielisko | 557.25 mi (896.81 km) |
| Iserlohn to Koscierzyna | 470.41 mi (757.05 km) |
| Iserlohn to Kostrzyn | 413.11 mi (664.83 km) |
| Iserlohn to Kostrzyn nad Odra | 309.14 mi (497.51 km) |
| Iserlohn to Koszalin | 405.20 mi (652.11 km) |
| Iserlohn to Kowary | 356.59 mi (573.87 km) |
| Iserlohn to Kozienice | 597.34 mi (961.32 km) |
| Iserlohn to Kozuchow | 341.50 mi (549.58 km) |
| Iserlohn to Kozy | 513.56 mi (826.49 km) |
| Iserlohn to Krakow | 543.77 mi (875.12 km) |
| Iserlohn to Krapkowice | 452.65 mi (728.47 km) |
| Iserlohn to Krasnik | 630.40 mi (1,014.53 km) |
| Iserlohn to Krasnystaw | 671.33 mi (1,080.41 km) |
| Iserlohn to Krosno | 628.53 mi (1,011.52 km) |
| Iserlohn to Krosno Odrzanskie | 321.26 mi (517.02 km) |
