| Washougal to Kamen | 5,094.33 mi (8,198.53 km) |
| Washougal to Kamenz | 5,259.71 mi (8,464.69 km) |
| Washougal to Kamp-Lintfort | 5,072.15 mi (8,162.84 km) |
| Washougal to Kandel | 5,251.75 mi (8,451.87 km) |
| Washougal to Kappeln | 4,969.24 mi (7,997.22 km) |
| Washougal to Karben | 5,199.17 mi (8,367.26 km) |
| Washougal to Karlsdorf-Neuthard | 5,257.18 mi (8,460.61 km) |
| Washougal to Karlsfeld | 5,381.81 mi (8,661.18 km) |
| Washougal to Karlsruhe | 5,261.09 mi (8,466.90 km) |
| Washougal to Kassel | 5,153.62 mi (8,293.95 km) |
| Washougal to Kaufbeuren | 5,381.39 mi (8,660.51 km) |
| Washougal to Kaufering | 5,375.72 mi (8,651.39 km) |
| Washougal to Kaufungen | 5,158.45 mi (8,301.73 km) |
| Washougal to Kehl | 5,272.00 mi (8,484.46 km) |
| Washougal to Kelheim | 5,349.78 mi (8,609.64 km) |
