| Trets to Koscielisko | 786.06 mi (1,265.05 km) |
| Trets to Koscierzyna | 922.93 mi (1,485.32 km) |
| Trets to Kostrzyn | 815.03 mi (1,311.66 km) |
| Trets to Kostrzyn nad Odra | 754.52 mi (1,214.28 km) |
| Trets to Koszalin | 881.12 mi (1,418.03 km) |
| Trets to Kowary | 695.30 mi (1,118.97 km) |
| Trets to Kozienice | 926.88 mi (1,491.67 km) |
| Trets to Kozuchow | 735.17 mi (1,183.14 km) |
| Trets to Kozy | 775.63 mi (1,248.25 km) |
| Trets to Krakow | 812.73 mi (1,307.96 km) |
| Trets to Krapkowice | 753.74 mi (1,213.03 km) |
| Trets to Krasnik | 928.94 mi (1,494.99 km) |
| Trets to Krasnystaw | 968.65 mi (1,558.89 km) |
| Trets to Krosno | 873.78 mi (1,406.21 km) |
| Trets to Krosno Odrzanskie | 735.80 mi (1,184.16 km) |
