| Darby to Kluczbork | 4,284.50 mi (6,895.23 km) |
| Darby to Knurow | 4,328.83 mi (6,966.58 km) |
| Darby to Kobylka | 4,347.30 mi (6,996.31 km) |
| Darby to Kokoszki | 4,180.97 mi (6,728.63 km) |
| Darby to Kolbuszowa | 4,443.89 mi (7,151.74 km) |
| Darby to Kolno | 4,335.01 mi (6,976.52 km) |
| Darby to Kolo | 4,258.32 mi (6,853.10 km) |
| Darby to Kolobrzeg | 4,082.36 mi (6,569.92 km) |
| Darby to Koluszki | 4,316.87 mi (6,947.33 km) |
| Darby to Komorniki | 4,184.51 mi (6,734.32 km) |
| Darby to Konin | 4,244.23 mi (6,830.44 km) |
| Darby to Konskie | 4,359.13 mi (7,015.35 km) |
| Darby to Konstancin-Jeziorna | 4,353.22 mi (7,005.84 km) |
| Darby to Konstantynow Lodzki | 4,299.64 mi (6,919.61 km) |
| Darby to Koronowo | 4,195.22 mi (6,751.55 km) |
