| Den Helder to Knurow | 625.88 mi (1,007.26 km) |
| Den Helder to Kobylka | 689.54 mi (1,109.70 km) |
| Den Helder to Kokoszki | 570.38 mi (917.93 km) |
| Den Helder to Kolbuszowa | 751.63 mi (1,209.63 km) |
| Den Helder to Kolno | 710.72 mi (1,143.79 km) |
| Den Helder to Kolo | 584.34 mi (940.40 km) |
| Den Helder to Kolobrzeg | 452.10 mi (727.59 km) |
| Den Helder to Koluszki | 639.33 mi (1,028.91 km) |
| Den Helder to Komorniki | 503.01 mi (809.52 km) |
| Den Helder to Konin | 568.86 mi (915.50 km) |
| Den Helder to Konskie | 674.71 mi (1,085.84 km) |
| Den Helder to Konstancin-Jeziorna | 689.27 mi (1,109.27 km) |
| Den Helder to Konstantynow Lodzki | 619.91 mi (997.64 km) |
| Den Helder to Koronowo | 546.45 mi (879.43 km) |
| Den Helder to Koscian | 503.28 mi (809.95 km) |
