| Mountlake Terrace to Koscian | 5,123.87 mi (8,246.08 km) |
| Mountlake Terrace to Koscielisko | 5,359.84 mi (8,625.82 km) |
| Mountlake Terrace to Koscierzyna | 5,023.81 mi (8,085.04 km) |
| Mountlake Terrace to Kostrzyn | 5,115.80 mi (8,233.08 km) |
| Mountlake Terrace to Kostrzyn nad Odra | 5,053.80 mi (8,133.31 km) |
| Mountlake Terrace to Koszalin | 4,985.29 mi (8,023.06 km) |
| Mountlake Terrace to Kowary | 5,186.83 mi (8,347.39 km) |
| Mountlake Terrace to Kozienice | 5,246.01 mi (8,442.63 km) |
| Mountlake Terrace to Kozuchow | 5,123.55 mi (8,245.55 km) |
| Mountlake Terrace to Kozy | 5,309.37 mi (8,544.61 km) |
| Mountlake Terrace to Krakow | 5,312.11 mi (8,549.02 km) |
| Mountlake Terrace to Krapkowice | 5,249.23 mi (8,447.81 km) |
| Mountlake Terrace to Krasnik | 5,299.50 mi (8,528.72 km) |
| Mountlake Terrace to Krasnystaw | 5,311.92 mi (8,548.71 km) |
| Mountlake Terrace to Krosno | 5,369.24 mi (8,640.96 km) |
