| Horb am Neckar to Kastoria | 825.39 mi (1,328.34 km) |
| Horb am Neckar to Katerini | 883.49 mi (1,421.83 km) |
| Horb am Neckar to Keratsini | 1,040.17 mi (1,673.99 km) |
| Horb am Neckar to Kerkyra | 824.53 mi (1,326.95 km) |
| Horb am Neckar to Kiato | 1,007.22 mi (1,620.96 km) |
| Horb am Neckar to Kifisia | 1,041.33 mi (1,675.86 km) |
| Horb am Neckar to Kilkis | 863.90 mi (1,390.31 km) |
| Horb am Neckar to Komotini | 961.55 mi (1,547.47 km) |
| Horb am Neckar to Korinthos | 1,017.23 mi (1,637.07 km) |
| Horb am Neckar to Koropi | 1,052.85 mi (1,694.40 km) |
| Horb am Neckar to Korydallos | 1,040.50 mi (1,674.52 km) |
| Horb am Neckar to Kos | 1,231.05 mi (1,981.19 km) |
| Horb am Neckar to Kozani | 855.10 mi (1,376.16 km) |
| Horb am Neckar to Lagos | 946.83 mi (1,523.78 km) |
| Horb am Neckar to Lamia | 949.45 mi (1,527.99 km) |
