| Mercer Island to Jicin | 5,211.12 mi (8,386.49 km) |
| Mercer Island to Jihlava | 5,279.37 mi (8,496.33 km) |
| Mercer Island to Jindrichuv Hradec | 5,282.59 mi (8,501.51 km) |
| Mercer Island to Jirkov | 5,167.15 mi (8,315.72 km) |
| Mercer Island to Kadan | 5,170.81 mi (8,321.61 km) |
| Mercer Island to Karlovy Vary | 5,170.91 mi (8,321.77 km) |
| Mercer Island to Karvina | 5,311.15 mi (8,547.48 km) |
| Mercer Island to Kladno | 5,202.24 mi (8,372.20 km) |
| Mercer Island to Klasterec nad Ohri | 5,168.14 mi (8,317.31 km) |
| Mercer Island to Klatovy | 5,230.42 mi (8,417.55 km) |
| Mercer Island to Kolin | 5,232.89 mi (8,421.52 km) |
| Mercer Island to Koprivnice | 5,319.14 mi (8,560.32 km) |
| Mercer Island to Kralupy nad Vltavou | 5,201.22 mi (8,370.56 km) |
| Mercer Island to Kraluv Dvur | 5,212.96 mi (8,389.45 km) |
| Mercer Island to Krnov | 5,279.91 mi (8,497.19 km) |
