| Fort Collins to Jicin | 5,193.04 mi (8,357.39 km) |
| Fort Collins to Jihlava | 5,253.00 mi (8,453.89 km) |
| Fort Collins to Jindrichuv Hradec | 5,248.15 mi (8,446.08 km) |
| Fort Collins to Jirkov | 5,132.44 mi (8,259.86 km) |
| Fort Collins to Kadan | 5,133.21 mi (8,261.10 km) |
| Fort Collins to Karlovy Vary | 5,128.17 mi (8,252.99 km) |
| Fort Collins to Karvina | 5,316.92 mi (8,556.76 km) |
| Fort Collins to Kladno | 5,169.79 mi (8,319.97 km) |
| Fort Collins to Klasterec nad Ohri | 5,129.72 mi (8,255.49 km) |
| Fort Collins to Klatovy | 5,182.75 mi (8,340.83 km) |
| Fort Collins to Kolin | 5,209.26 mi (8,383.49 km) |
| Fort Collins to Koprivnice | 5,318.71 mi (8,559.63 km) |
| Fort Collins to Kralupy nad Vltavou | 5,171.64 mi (8,322.95 km) |
| Fort Collins to Kraluv Dvur | 5,177.83 mi (8,332.91 km) |
| Fort Collins to Krnov | 5,280.05 mi (8,497.41 km) |
