| Isbergues to Knurow | 713.47 mi (1,148.22 km) |
| Isbergues to Kobylka | 812.82 mi (1,308.10 km) |
| Isbergues to Kokoszki | 720.21 mi (1,159.07 km) |
| Isbergues to Kolbuszowa | 847.77 mi (1,364.36 km) |
| Isbergues to Kolno | 847.41 mi (1,363.78 km) |
| Isbergues to Kolo | 704.06 mi (1,133.08 km) |
| Isbergues to Kolobrzeg | 603.92 mi (971.92 km) |
| Isbergues to Koluszki | 753.30 mi (1,212.32 km) |
| Isbergues to Komorniki | 622.72 mi (1,002.17 km) |
| Isbergues to Konin | 688.61 mi (1,108.22 km) |
| Isbergues to Konskie | 781.48 mi (1,257.67 km) |
| Isbergues to Konstancin-Jeziorna | 809.19 mi (1,302.26 km) |
| Isbergues to Konstantynow Lodzki | 733.34 mi (1,180.19 km) |
| Isbergues to Koronowo | 683.02 mi (1,099.22 km) |
| Isbergues to Koscian | 619.65 mi (997.24 km) |
