| Clayton to Jozefow | 961.68 mi (1,547.68 km) |
| Clayton to Kalisz | 840.40 mi (1,352.50 km) |
| Clayton to Kamien Pomorski | 674.18 mi (1,084.98 km) |
| Clayton to Kamienna Gora | 779.96 mi (1,255.22 km) |
| Clayton to Karczew | 963.32 mi (1,550.31 km) |
| Clayton to Kartuzy | 809.82 mi (1,303.29 km) |
| Clayton to Katowice | 914.57 mi (1,471.86 km) |
| Clayton to Kedzierzyn-Kozle | 879.21 mi (1,414.95 km) |
| Clayton to Kepno | 846.83 mi (1,362.84 km) |
| Clayton to Ketrzyn | 939.59 mi (1,512.12 km) |
| Clayton to Kety | 933.01 mi (1,501.53 km) |
| Clayton to Kielce | 964.56 mi (1,552.30 km) |
| Clayton to Kielczow | 817.42 mi (1,315.51 km) |
| Clayton to Klobuck | 894.25 mi (1,439.16 km) |
| Clayton to Klodzko | 814.29 mi (1,310.48 km) |
