| Johnstown to Jicin | 4,313.96 mi (6,942.65 km) |
| Johnstown to Jihlava | 4,360.20 mi (7,017.07 km) |
| Johnstown to Jindrichuv Hradec | 4,346.83 mi (6,995.55 km) |
| Johnstown to Jirkov | 4,239.52 mi (6,822.84 km) |
| Johnstown to Kadan | 4,237.02 mi (6,818.83 km) |
| Johnstown to Karlovy Vary | 4,226.70 mi (6,802.21 km) |
| Johnstown to Karvina | 4,455.08 mi (7,169.76 km) |
| Johnstown to Kladno | 4,276.52 mi (6,882.40 km) |
| Johnstown to Klasterec nad Ohri | 4,232.90 mi (6,812.20 km) |
| Johnstown to Klatovy | 4,271.78 mi (6,874.77 km) |
| Johnstown to Kolin | 4,322.78 mi (6,956.84 km) |
| Johnstown to Koprivnice | 4,449.77 mi (7,161.22 km) |
| Johnstown to Kralupy nad Vltavou | 4,281.42 mi (6,890.27 km) |
| Johnstown to Kraluv Dvur | 4,281.01 mi (6,889.61 km) |
| Johnstown to Krnov | 4,414.70 mi (7,104.77 km) |
