| Castle Rock to Jicin | 5,253.29 mi (8,454.35 km) |
| Castle Rock to Jihlava | 5,312.66 mi (8,549.91 km) |
| Castle Rock to Jindrichuv Hradec | 5,307.35 mi (8,541.36 km) |
| Castle Rock to Jirkov | 5,191.85 mi (8,355.48 km) |
| Castle Rock to Kadan | 5,192.45 mi (8,356.44 km) |
| Castle Rock to Karlovy Vary | 5,187.12 mi (8,347.87 km) |
| Castle Rock to Karvina | 5,378.28 mi (8,655.51 km) |
| Castle Rock to Kladno | 5,229.26 mi (8,415.68 km) |
| Castle Rock to Klasterec nad Ohri | 5,188.93 mi (8,350.77 km) |
| Castle Rock to Klatovy | 5,241.30 mi (8,435.06 km) |
| Castle Rock to Kolin | 5,269.16 mi (8,479.90 km) |
| Castle Rock to Koprivnice | 5,379.72 mi (8,657.82 km) |
| Castle Rock to Kralupy nad Vltavou | 5,231.28 mi (8,418.93 km) |
| Castle Rock to Kraluv Dvur | 5,237.13 mi (8,428.35 km) |
| Castle Rock to Krnov | 5,341.16 mi (8,595.77 km) |
