| Grinon to Koscian | 1,270.86 mi (2,045.25 km) |
| Grinon to Koscielisko | 1,314.46 mi (2,115.42 km) |
| Grinon to Koscierzyna | 1,394.32 mi (2,243.95 km) |
| Grinon to Kostrzyn | 1,302.77 mi (2,096.60 km) |
| Grinon to Kostrzyn nad Odra | 1,221.64 mi (1,966.04 km) |
| Grinon to Koszalin | 1,339.02 mi (2,154.94 km) |
| Grinon to Kowary | 1,194.66 mi (1,922.61 km) |
| Grinon to Kozienice | 1,441.20 mi (2,319.39 km) |
| Grinon to Kozuchow | 1,220.75 mi (1,964.61 km) |
| Grinon to Kozy | 1,298.05 mi (2,089.01 km) |
| Grinon to Krakow | 1,335.53 mi (2,149.33 km) |
| Grinon to Krapkowice | 1,266.89 mi (2,038.87 km) |
| Grinon to Krasnik | 1,450.25 mi (2,333.95 km) |
| Grinon to Krasnystaw | 1,491.37 mi (2,400.13 km) |
| Grinon to Krosno | 1,402.69 mi (2,257.41 km) |
