| Walnut to Jozefow | 5,991.11 mi (9,641.76 km) |
| Walnut to Kalisz | 5,937.29 mi (9,555.14 km) |
| Walnut to Kamien Pomorski | 5,732.35 mi (9,225.33 km) |
| Walnut to Kamienna Gora | 5,939.67 mi (9,558.97 km) |
| Walnut to Karczew | 5,994.39 mi (9,647.04 km) |
| Walnut to Kartuzy | 5,794.94 mi (9,326.05 km) |
| Walnut to Katowice | 6,045.05 mi (9,728.57 km) |
| Walnut to Kedzierzyn-Kozle | 6,019.74 mi (9,687.83 km) |
| Walnut to Kepno | 5,961.62 mi (9,594.30 km) |
| Walnut to Ketrzyn | 5,881.37 mi (9,465.15 km) |
| Walnut to Kety | 6,070.96 mi (9,770.27 km) |
| Walnut to Kielce | 6,049.85 mi (9,736.29 km) |
| Walnut to Kielczow | 5,949.33 mi (9,574.51 km) |
| Walnut to Klobuck | 6,006.00 mi (9,665.73 km) |
| Walnut to Klodzko | 5,975.19 mi (9,616.15 km) |
