| Longford to Koscielisko | 1,220.93 mi (1,964.90 km) |
| Longford to Koscierzyna | 1,043.59 mi (1,679.50 km) |
| Longford to Kostrzyn | 1,037.63 mi (1,669.91 km) |
| Longford to Kostrzyn nad Odra | 930.17 mi (1,496.97 km) |
| Longford to Koszalin | 970.71 mi (1,562.21 km) |
| Longford to Kowary | 1,014.83 mi (1,633.22 km) |
| Longford to Kozienice | 1,230.75 mi (1,980.71 km) |
| Longford to Kozuchow | 983.78 mi (1,583.24 km) |
| Longford to Kozy | 1,174.40 mi (1,890.02 km) |
| Longford to Krakow | 1,201.28 mi (1,933.27 km) |
| Longford to Krapkowice | 1,110.13 mi (1,786.58 km) |
| Longford to Krasnik | 1,272.62 mi (2,048.09 km) |
| Longford to Krasnystaw | 1,310.44 mi (2,108.94 km) |
| Longford to Krosno | 1,285.74 mi (2,069.20 km) |
| Longford to Krosno Odrzanskie | 957.75 mi (1,541.34 km) |
