| Costessey to Kidricevo | 781.54 mi (1,257.76 km) |
| Costessey to Kobarid | 708.76 mi (1,140.64 km) |
| Costessey to Kobilje | 792.13 mi (1,274.81 km) |
| Costessey to Kocevje | 782.18 mi (1,258.79 km) |
| Costessey to Komen | 735.34 mi (1,183.42 km) |
| Costessey to Komenda | 744.51 mi (1,198.17 km) |
| Costessey to Koper | 747.75 mi (1,203.39 km) |
| Costessey to Kostanjevica na Krki | 792.85 mi (1,275.97 km) |
| Costessey to Kostel | 790.33 mi (1,271.91 km) |
| Costessey to Kozje | 787.38 mi (1,267.17 km) |
| Costessey to Kranj | 737.16 mi (1,186.35 km) |
| Costessey to Kranjska Gora | 704.95 mi (1,134.51 km) |
| Costessey to Krizevci | 787.56 mi (1,267.45 km) |
| Costessey to Krsko | 790.23 mi (1,271.75 km) |
| Costessey to Kuzma | 774.11 mi (1,245.82 km) |
