| Mercer Island to Kamen | 4,972.83 mi (8,003.00 km) |
| Mercer Island to Kamenz | 5,134.68 mi (8,263.46 km) |
| Mercer Island to Kamp-Lintfort | 4,951.41 mi (7,968.52 km) |
| Mercer Island to Kandel | 5,131.53 mi (8,258.40 km) |
| Mercer Island to Kappeln | 4,844.62 mi (7,796.66 km) |
| Mercer Island to Karben | 5,077.86 mi (8,172.03 km) |
| Mercer Island to Karlsdorf-Neuthard | 5,136.70 mi (8,266.72 km) |
| Mercer Island to Karlsfeld | 5,259.99 mi (8,465.13 km) |
| Mercer Island to Karlsruhe | 5,140.79 mi (8,273.29 km) |
| Mercer Island to Kassel | 5,031.20 mi (8,096.93 km) |
| Mercer Island to Kaufbeuren | 5,260.32 mi (8,465.67 km) |
| Mercer Island to Kaufering | 5,254.36 mi (8,456.08 km) |
| Mercer Island to Kaufungen | 5,035.98 mi (8,104.63 km) |
| Mercer Island to Kehl | 5,152.37 mi (8,291.94 km) |
| Mercer Island to Kelheim | 5,227.31 mi (8,412.54 km) |
