| Romeoville to Jicin | 4,583.20 mi (7,375.94 km) |
| Romeoville to Jihlava | 4,635.41 mi (7,459.97 km) |
| Romeoville to Jindrichuv Hradec | 4,625.35 mi (7,443.78 km) |
| Romeoville to Jirkov | 4,513.61 mi (7,263.95 km) |
| Romeoville to Kadan | 4,512.41 mi (7,262.02 km) |
| Romeoville to Karlovy Vary | 4,504.13 mi (7,248.69 km) |
| Romeoville to Karvina | 4,718.79 mi (7,594.16 km) |
| Romeoville to Kladno | 4,551.12 mi (7,324.31 km) |
| Romeoville to Klasterec nad Ohri | 4,508.51 mi (7,255.74 km) |
| Romeoville to Klatovy | 4,553.49 mi (7,328.14 km) |
| Romeoville to Kolin | 4,595.08 mi (7,395.07 km) |
| Romeoville to Koprivnice | 4,716.27 mi (7,590.10 km) |
| Romeoville to Kralupy nad Vltavou | 4,554.83 mi (7,330.29 km) |
| Romeoville to Kraluv Dvur | 4,557.08 mi (7,333.91 km) |
| Romeoville to Krnov | 4,679.41 mi (7,530.79 km) |
