| Douglas to Jicin | 1,030.97 mi (1,659.19 km) |
| Douglas to Jihlava | 1,061.62 mi (1,708.52 km) |
| Douglas to Jindrichuv Hradec | 1,042.29 mi (1,677.41 km) |
| Douglas to Jirkov | 948.81 mi (1,526.96 km) |
| Douglas to Kadan | 943.43 mi (1,518.31 km) |
| Douglas to Karlovy Vary | 929.02 mi (1,495.12 km) |
| Douglas to Karvina | 1,177.87 mi (1,895.60 km) |
| Douglas to Kladno | 982.84 mi (1,581.73 km) |
| Douglas to Klasterec nad Ohri | 939.02 mi (1,511.21 km) |
| Douglas to Klatovy | 963.82 mi (1,551.12 km) |
| Douglas to Kolin | 1,032.07 mi (1,660.96 km) |
| Douglas to Koprivnice | 1,166.24 mi (1,876.87 km) |
| Douglas to Kralupy nad Vltavou | 990.18 mi (1,593.54 km) |
| Douglas to Kraluv Dvur | 983.87 mi (1,583.38 km) |
| Douglas to Krnov | 1,137.24 mi (1,830.22 km) |
