| Le Portel to Kobarid | 629.26 mi (1,012.69 km) |
| Le Portel to Kobilje | 729.28 mi (1,173.66 km) |
| Le Portel to Kocevje | 703.61 mi (1,132.34 km) |
| Le Portel to Komen | 652.97 mi (1,050.86 km) |
| Le Portel to Komenda | 669.25 mi (1,077.05 km) |
| Le Portel to Koper | 663.15 mi (1,067.23 km) |
| Le Portel to Kostanjevica na Krki | 718.49 mi (1,156.29 km) |
| Le Portel to Kostel | 710.91 mi (1,144.11 km) |
| Le Portel to Kozje | 715.54 mi (1,151.55 km) |
| Le Portel to Kranj | 661.33 mi (1,064.31 km) |
| Le Portel to Kranjska Gora | 628.66 mi (1,011.73 km) |
| Le Portel to Krizevci | 722.54 mi (1,162.82 km) |
| Le Portel to Krsko | 716.99 mi (1,153.89 km) |
| Le Portel to Kuzma | 711.40 mi (1,144.89 km) |
| Le Portel to Lasko | 699.49 mi (1,125.72 km) |
