| Darlington to Koscian | 767.92 mi (1,235.85 km) |
| Darlington to Koscielisko | 978.15 mi (1,574.18 km) |
| Darlington to Koscierzyna | 785.22 mi (1,263.69 km) |
| Darlington to Kostrzyn | 783.78 mi (1,261.37 km) |
| Darlington to Kostrzyn nad Odra | 677.41 mi (1,090.18 km) |
| Darlington to Koszalin | 712.45 mi (1,146.58 km) |
| Darlington to Kowary | 770.56 mi (1,240.10 km) |
| Darlington to Kozienice | 976.67 mi (1,571.80 km) |
| Darlington to Kozuchow | 734.31 mi (1,181.75 km) |
| Darlington to Kozy | 929.86 mi (1,496.47 km) |
| Darlington to Krakow | 954.62 mi (1,536.31 km) |
| Darlington to Krapkowice | 864.31 mi (1,390.97 km) |
| Darlington to Krasnik | 1,020.13 mi (1,641.74 km) |
| Darlington to Krasnystaw | 1,056.99 mi (1,701.06 km) |
| Darlington to Krosno | 1,038.31 mi (1,671.00 km) |
