| Hartlepool to Jozefow | 936.79 mi (1,507.61 km) |
| Hartlepool to Kalisz | 820.38 mi (1,320.27 km) |
| Hartlepool to Kamien Pomorski | 644.44 mi (1,037.12 km) |
| Hartlepool to Kamienna Gora | 767.79 mi (1,235.63 km) |
| Hartlepool to Karczew | 938.63 mi (1,510.57 km) |
| Hartlepool to Kartuzy | 776.47 mi (1,249.60 km) |
| Hartlepool to Katowice | 900.55 mi (1,449.29 km) |
| Hartlepool to Kedzierzyn-Kozle | 865.96 mi (1,393.62 km) |
| Hartlepool to Kepno | 829.31 mi (1,334.64 km) |
| Hartlepool to Ketrzyn | 906.05 mi (1,458.15 km) |
| Hartlepool to Kety | 920.35 mi (1,481.16 km) |
| Hartlepool to Kielce | 945.78 mi (1,522.08 km) |
| Hartlepool to Kielczow | 801.68 mi (1,290.17 km) |
| Hartlepool to Klobuck | 877.32 mi (1,411.92 km) |
| Hartlepool to Klodzko | 802.99 mi (1,292.28 km) |
