| Duncan to Jozefow | 5,416.09 mi (8,716.35 km) |
| Duncan to Kalisz | 5,333.03 mi (8,582.69 km) |
| Duncan to Kamien Pomorski | 5,129.52 mi (8,255.17 km) |
| Duncan to Kamienna Gora | 5,308.49 mi (8,543.18 km) |
| Duncan to Karczew | 5,418.95 mi (8,720.96 km) |
| Duncan to Kartuzy | 5,221.46 mi (8,403.12 km) |
| Duncan to Katowice | 5,431.38 mi (8,740.96 km) |
| Duncan to Kedzierzyn-Kozle | 5,400.47 mi (8,691.22 km) |
| Duncan to Kepno | 5,351.20 mi (8,611.93 km) |
| Duncan to Ketrzyn | 5,329.39 mi (8,576.82 km) |
| Duncan to Kety | 5,454.83 mi (8,778.70 km) |
| Duncan to Kielce | 5,456.02 mi (8,780.61 km) |
| Duncan to Kielczow | 5,331.03 mi (8,579.47 km) |
| Duncan to Klobuck | 5,398.93 mi (8,688.74 km) |
| Duncan to Klodzko | 5,344.74 mi (8,601.52 km) |
