| Le Portel to Knurow | 751.66 mi (1,209.67 km) |
| Le Portel to Kobylka | 848.58 mi (1,365.66 km) |
| Le Portel to Kokoszki | 752.22 mi (1,210.57 km) |
| Le Portel to Kolbuszowa | 885.69 mi (1,425.37 km) |
| Le Portel to Kolno | 881.67 mi (1,418.91 km) |
| Le Portel to Kolo | 739.97 mi (1,190.87 km) |
| Le Portel to Kolobrzeg | 635.25 mi (1,022.34 km) |
| Le Portel to Koluszki | 789.83 mi (1,271.11 km) |
| Le Portel to Komorniki | 658.42 mi (1,059.63 km) |
| Le Portel to Konin | 724.49 mi (1,165.95 km) |
| Le Portel to Konskie | 818.63 mi (1,317.45 km) |
| Le Portel to Konstancin-Jeziorna | 845.28 mi (1,360.34 km) |
| Le Portel to Konstantynow Lodzki | 769.88 mi (1,239.00 km) |
| Le Portel to Koronowo | 716.96 mi (1,153.84 km) |
| Le Portel to Koscian | 655.66 mi (1,055.19 km) |
