| Ronciglione to Jicin | 582.31 mi (937.14 km) |
| Ronciglione to Jihlava | 517.35 mi (832.59 km) |
| Ronciglione to Jindrichuv Hradec | 492.26 mi (792.22 km) |
| Ronciglione to Jirkov | 570.30 mi (917.81 km) |
| Ronciglione to Kadan | 560.99 mi (902.83 km) |
| Ronciglione to Karlovy Vary | 549.58 mi (884.46 km) |
| Ronciglione to Karvina | 603.81 mi (971.74 km) |
| Ronciglione to Kladno | 550.49 mi (885.93 km) |
| Ronciglione to Klasterec nad Ohri | 561.17 mi (903.12 km) |
| Ronciglione to Klatovy | 493.72 mi (794.57 km) |
| Ronciglione to Kolin | 553.34 mi (890.51 km) |
| Ronciglione to Koprivnice | 579.46 mi (932.55 km) |
| Ronciglione to Kralupy nad Vltavou | 558.40 mi (898.66 km) |
| Ronciglione to Kraluv Dvur | 536.37 mi (863.21 km) |
| Ronciglione to Krnov | 599.04 mi (964.07 km) |
