| Keystone to Koscian | 5,074.90 mi (8,167.26 km) |
| Keystone to Koscielisko | 5,287.37 mi (8,509.20 km) |
| Keystone to Koscierzyna | 5,065.72 mi (8,152.49 km) |
| Keystone to Kostrzyn | 5,087.80 mi (8,188.02 km) |
| Keystone to Kostrzyn nad Odra | 4,984.22 mi (8,021.32 km) |
| Keystone to Koszalin | 4,997.08 mi (8,042.02 km) |
| Keystone to Kowary | 5,080.15 mi (8,175.71 km) |
| Keystone to Kozienice | 5,278.05 mi (8,494.21 km) |
| Keystone to Kozuchow | 5,043.69 mi (8,117.03 km) |
| Keystone to Kozy | 5,239.66 mi (8,432.41 km) |
| Keystone to Krakow | 5,264.57 mi (8,472.50 km) |
| Keystone to Krapkowice | 5,174.27 mi (8,327.18 km) |
| Keystone to Krasnik | 5,324.82 mi (8,569.47 km) |
| Keystone to Krasnystaw | 5,359.25 mi (8,624.88 km) |
| Keystone to Krosno | 5,348.04 mi (8,606.84 km) |
