| Mount Prospect to Koscian | 4,530.21 mi (7,290.68 km) |
| Mount Prospect to Koscielisko | 4,762.28 mi (7,664.15 km) |
| Mount Prospect to Koscierzyna | 4,487.44 mi (7,221.84 km) |
| Mount Prospect to Kostrzyn | 4,536.06 mi (7,300.08 km) |
| Mount Prospect to Kostrzyn nad Odra | 4,442.42 mi (7,149.39 km) |
| Mount Prospect to Koszalin | 4,426.10 mi (7,123.12 km) |
| Mount Prospect to Kowary | 4,557.24 mi (7,334.17 km) |
| Mount Prospect to Kozienice | 4,714.14 mi (7,586.68 km) |
| Mount Prospect to Kozuchow | 4,508.84 mi (7,256.27 km) |
| Mount Prospect to Kozy | 4,711.13 mi (7,581.82 km) |
| Mount Prospect to Krakow | 4,729.08 mi (7,610.71 km) |
| Mount Prospect to Krapkowice | 4,644.35 mi (7,474.36 km) |
| Mount Prospect to Krasnik | 4,765.69 mi (7,669.63 km) |
| Mount Prospect to Krasnystaw | 4,793.88 mi (7,715.01 km) |
| Mount Prospect to Krosno | 4,807.04 mi (7,736.18 km) |
