| Darby to Jozefow | 4,355.66 mi (7,009.76 km) |
| Darby to Kalisz | 4,252.89 mi (6,844.36 km) |
| Darby to Kamien Pomorski | 4,059.53 mi (6,533.18 km) |
| Darby to Kamienna Gora | 4,208.24 mi (6,772.50 km) |
| Darby to Karczew | 4,358.06 mi (7,013.62 km) |
| Darby to Kartuzy | 4,171.33 mi (6,713.10 km) |
| Darby to Katowice | 4,339.75 mi (6,984.16 km) |
| Darby to Kedzierzyn-Kozle | 4,305.77 mi (6,929.46 km) |
| Darby to Kepno | 4,265.42 mi (6,864.54 km) |
| Darby to Ketrzyn | 4,291.88 mi (6,907.12 km) |
| Darby to Kety | 4,360.36 mi (7,017.31 km) |
| Darby to Kielce | 4,378.87 mi (7,047.10 km) |
| Darby to Kielczow | 4,239.91 mi (6,823.47 km) |
| Darby to Klobuck | 4,313.78 mi (6,942.36 km) |
| Darby to Klodzko | 4,243.60 mi (6,829.42 km) |
