| Le Portel to Kalisz | 716.27 mi (1,152.73 km) |
| Le Portel to Kamien Pomorski | 599.97 mi (965.55 km) |
| Le Portel to Kamienna Gora | 631.21 mi (1,015.83 km) |
| Le Portel to Karczew | 850.94 mi (1,369.45 km) |
| Le Portel to Kartuzy | 740.45 mi (1,191.64 km) |
| Le Portel to Katowice | 765.66 mi (1,232.21 km) |
| Le Portel to Kedzierzyn-Kozle | 729.16 mi (1,173.47 km) |
| Le Portel to Kepno | 713.23 mi (1,147.84 km) |
| Le Portel to Ketrzyn | 863.97 mi (1,390.42 km) |
| Le Portel to Kety | 778.76 mi (1,253.30 km) |
| Le Portel to Kielce | 830.27 mi (1,336.19 km) |
| Le Portel to Kielczow | 679.03 mi (1,092.80 km) |
| Le Portel to Klobuck | 756.29 mi (1,217.14 km) |
| Le Portel to Klodzko | 660.74 mi (1,063.37 km) |
| Le Portel to Kluczbork | 724.81 mi (1,166.47 km) |
