| Upper Grand Lagoon to Koscian | 5,084.75 mi (8,183.12 km) |
| Upper Grand Lagoon to Koscielisko | 5,303.65 mi (8,535.40 km) |
| Upper Grand Lagoon to Koscierzyna | 5,066.23 mi (8,153.31 km) |
| Upper Grand Lagoon to Kostrzyn | 5,095.78 mi (8,200.87 km) |
| Upper Grand Lagoon to Kostrzyn nad Odra | 4,994.38 mi (8,037.68 km) |
| Upper Grand Lagoon to Koszalin | 4,999.27 mi (8,045.55 km) |
| Upper Grand Lagoon to Kowary | 5,095.94 mi (8,201.12 km) |
| Upper Grand Lagoon to Kozienice | 5,283.63 mi (8,503.19 km) |
| Upper Grand Lagoon to Kozuchow | 5,056.05 mi (8,136.93 km) |
| Upper Grand Lagoon to Kozy | 5,254.76 mi (8,456.72 km) |
| Upper Grand Lagoon to Krakow | 5,277.91 mi (8,493.97 km) |
| Upper Grand Lagoon to Krapkowice | 5,188.66 mi (8,350.34 km) |
| Upper Grand Lagoon to Krasnik | 5,331.96 mi (8,580.97 km) |
| Upper Grand Lagoon to Krasnystaw | 5,364.83 mi (8,633.85 km) |
| Upper Grand Lagoon to Krosno | 5,360.30 mi (8,626.57 km) |
