| Kallithea to Kobarid | 771.97 mi (1,242.36 km) |
| Kallithea to Kobilje | 708.79 mi (1,140.69 km) |
| Kallithea to Kocevje | 699.04 mi (1,125.00 km) |
| Kallithea to Komen | 745.39 mi (1,199.59 km) |
| Kallithea to Komenda | 738.03 mi (1,187.74 km) |
| Kallithea to Koper | 733.54 mi (1,180.52 km) |
| Kallithea to Kostanjevica na Krki | 691.12 mi (1,112.26 km) |
| Kallithea to Kostel | 690.65 mi (1,111.50 km) |
| Kallithea to Kozje | 699.00 mi (1,124.93 km) |
| Kallithea to Kranj | 744.95 mi (1,198.88 km) |
| Kallithea to Kranjska Gora | 776.63 mi (1,249.86 km) |
| Kallithea to Krizevci | 708.90 mi (1,140.87 km) |
| Kallithea to Krsko | 694.75 mi (1,118.09 km) |
| Kallithea to Kuzma | 725.69 mi (1,167.89 km) |
| Kallithea to Lasko | 713.21 mi (1,147.80 km) |
