| Harlingen to Koscielisko | 679.24 mi (1,093.12 km) |
| Harlingen to Koscierzyna | 517.68 mi (833.12 km) |
| Harlingen to Kostrzyn | 495.26 mi (797.05 km) |
| Harlingen to Kostrzyn nad Odra | 387.09 mi (622.96 km) |
| Harlingen to Koszalin | 445.33 mi (716.69 km) |
| Harlingen to Kowary | 471.89 mi (759.43 km) |
| Harlingen to Kozienice | 688.01 mi (1,107.24 km) |
| Harlingen to Kozuchow | 438.99 mi (706.49 km) |
| Harlingen to Kozy | 631.43 mi (1,016.19 km) |
| Harlingen to Krakow | 657.20 mi (1,057.65 km) |
| Harlingen to Krapkowice | 566.37 mi (911.48 km) |
| Harlingen to Krasnik | 728.49 mi (1,172.40 km) |
| Harlingen to Krasnystaw | 766.91 mi (1,234.22 km) |
| Harlingen to Krosno | 741.41 mi (1,193.18 km) |
| Harlingen to Krosno Odrzanskie | 413.13 mi (664.87 km) |
