| Frosinone to Jicin | 615.72 mi (990.91 km) |
| Frosinone to Jihlava | 547.43 mi (881.01 km) |
| Frosinone to Jindrichuv Hradec | 525.08 mi (845.03 km) |
| Frosinone to Jirkov | 612.64 mi (985.95 km) |
| Frosinone to Kadan | 604.08 mi (972.17 km) |
| Frosinone to Karlovy Vary | 594.46 mi (956.68 km) |
| Frosinone to Karvina | 620.37 mi (998.39 km) |
| Frosinone to Kladno | 589.54 mi (948.78 km) |
| Frosinone to Klasterec nad Ohri | 604.72 mi (973.20 km) |
| Frosinone to Klatovy | 536.33 mi (863.14 km) |
| Frosinone to Kolin | 586.78 mi (944.32 km) |
| Frosinone to Koprivnice | 596.89 mi (960.60 km) |
| Frosinone to Kralupy nad Vltavou | 596.52 mi (960.01 km) |
| Frosinone to Kraluv Dvur | 575.56 mi (926.27 km) |
| Frosinone to Krnov | 620.40 mi (998.43 km) |
