| Den Helder to Koscielisko | 701.60 mi (1,129.11 km) |
| Den Helder to Koscierzyna | 548.82 mi (883.25 km) |
| Den Helder to Kostrzyn | 523.30 mi (842.18 km) |
| Den Helder to Kostrzyn nad Odra | 414.98 mi (667.85 km) |
| Den Helder to Koszalin | 476.69 mi (767.15 km) |
| Den Helder to Kowary | 494.93 mi (796.51 km) |
| Den Helder to Kozienice | 715.62 mi (1,151.68 km) |
| Den Helder to Kozuchow | 464.78 mi (747.99 km) |
| Den Helder to Kozy | 654.54 mi (1,053.39 km) |
| Den Helder to Krakow | 681.24 mi (1,096.34 km) |
| Den Helder to Krapkowice | 590.09 mi (949.66 km) |
| Den Helder to Krasnik | 755.19 mi (1,215.36 km) |
| Den Helder to Krasnystaw | 794.03 mi (1,277.87 km) |
| Den Helder to Krosno | 765.73 mi (1,232.32 km) |
| Den Helder to Krosno Odrzanskie | 439.52 mi (707.34 km) |
