| Castaic to Jicin | 5,933.72 mi (9,549.40 km) |
| Castaic to Jihlava | 5,997.67 mi (9,652.32 km) |
| Castaic to Jindrichuv Hradec | 5,996.15 mi (9,649.87 km) |
| Castaic to Jirkov | 5,879.63 mi (9,462.35 km) |
| Castaic to Kadan | 5,881.60 mi (9,465.53 km) |
| Castaic to Karlovy Vary | 5,878.64 mi (9,460.75 km) |
| Castaic to Karvina | 6,048.20 mi (9,733.64 km) |
| Castaic to Kladno | 5,916.34 mi (9,521.44 km) |
| Castaic to Klasterec nad Ohri | 5,878.43 mi (9,460.41 km) |
| Castaic to Klatovy | 5,935.66 mi (9,552.52 km) |
| Castaic to Kolin | 5,952.43 mi (9,579.50 km) |
| Castaic to Koprivnice | 6,052.74 mi (9,740.95 km) |
| Castaic to Kralupy nad Vltavou | 5,917.01 mi (9,522.51 km) |
| Castaic to Kraluv Dvur | 5,925.56 mi (9,536.27 km) |
| Castaic to Krnov | 6,013.52 mi (9,677.83 km) |
