| Portchester to Koscian | 767.78 mi (1,235.62 km) |
| Portchester to Koscielisko | 934.58 mi (1,504.07 km) |
| Portchester to Koscierzyna | 832.22 mi (1,339.33 km) |
| Portchester to Kostrzyn | 791.97 mi (1,274.55 km) |
| Portchester to Kostrzyn nad Odra | 685.04 mi (1,102.46 km) |
| Portchester to Koszalin | 761.29 mi (1,225.17 km) |
| Portchester to Kowary | 738.45 mi (1,188.42 km) |
| Portchester to Kozienice | 979.32 mi (1,576.06 km) |
| Portchester to Kozuchow | 723.49 mi (1,164.34 km) |
| Portchester to Kozy | 893.30 mi (1,437.62 km) |
| Portchester to Krakow | 924.81 mi (1,488.33 km) |
| Portchester to Krapkowice | 834.17 mi (1,342.46 km) |
| Portchester to Krasnik | 1,013.12 mi (1,630.45 km) |
| Portchester to Krasnystaw | 1,053.97 mi (1,696.21 km) |
| Portchester to Krosno | 1,009.25 mi (1,624.23 km) |
