| Isbergues to Koscielisko | 778.38 mi (1,252.69 km) |
| Isbergues to Koscierzyna | 696.30 mi (1,120.58 km) |
| Isbergues to Kostrzyn | 645.45 mi (1,038.74 km) |
| Isbergues to Kostrzyn nad Odra | 540.52 mi (869.89 km) |
| Isbergues to Koszalin | 627.77 mi (1,010.29 km) |
| Isbergues to Kowary | 584.62 mi (940.85 km) |
| Isbergues to Kozienice | 829.35 mi (1,334.71 km) |
| Isbergues to Kozuchow | 573.69 mi (923.26 km) |
| Isbergues to Kozy | 737.88 mi (1,187.51 km) |
| Isbergues to Krakow | 769.99 mi (1,239.18 km) |
| Isbergues to Krapkowice | 679.84 mi (1,094.09 km) |
| Isbergues to Krasnik | 861.11 mi (1,385.82 km) |
| Isbergues to Krasnystaw | 902.40 mi (1,452.28 km) |
| Isbergues to Krosno | 854.16 mi (1,374.64 km) |
| Isbergues to Krosno Odrzanskie | 553.74 mi (891.15 km) |
