| Darby to Jicin | 4,193.43 mi (6,748.67 km) |
| Darby to Jihlava | 4,237.19 mi (6,819.09 km) |
| Darby to Jindrichuv Hradec | 4,222.58 mi (6,795.59 km) |
| Darby to Jirkov | 4,117.35 mi (6,626.23 km) |
| Darby to Kadan | 4,114.36 mi (6,621.42 km) |
| Darby to Karlovy Vary | 4,103.28 mi (6,603.58 km) |
| Darby to Karvina | 4,336.20 mi (6,978.44 km) |
| Darby to Kladno | 4,154.04 mi (6,685.27 km) |
| Darby to Klasterec nad Ohri | 4,110.17 mi (6,614.68 km) |
| Darby to Klatovy | 4,146.54 mi (6,673.22 km) |
| Darby to Kolin | 4,201.02 mi (6,760.89 km) |
| Darby to Koprivnice | 4,329.83 mi (6,968.19 km) |
| Darby to Kralupy nad Vltavou | 4,159.37 mi (6,693.86 km) |
| Darby to Kraluv Dvur | 4,157.92 mi (6,691.53 km) |
| Darby to Krnov | 4,295.57 mi (6,913.05 km) |
