| Gummersbach to Kastoria | 978.62 mi (1,574.94 km) |
| Gummersbach to Katerini | 1,032.35 mi (1,661.41 km) |
| Gummersbach to Keratsini | 1,195.02 mi (1,923.20 km) |
| Gummersbach to Kerkyra | 987.95 mi (1,589.95 km) |
| Gummersbach to Kiato | 1,165.34 mi (1,875.44 km) |
| Gummersbach to Kifisia | 1,194.91 mi (1,923.02 km) |
| Gummersbach to Kilkis | 1,006.86 mi (1,620.39 km) |
| Gummersbach to Komotini | 1,091.98 mi (1,757.37 km) |
| Gummersbach to Korinthos | 1,174.92 mi (1,890.85 km) |
| Gummersbach to Koropi | 1,206.96 mi (1,942.41 km) |
| Gummersbach to Korydallos | 1,195.15 mi (1,923.41 km) |
| Gummersbach to Kos | 1,376.42 mi (2,215.14 km) |
| Gummersbach to Kozani | 1,007.08 mi (1,620.74 km) |
| Gummersbach to Lagos | 1,079.24 mi (1,736.88 km) |
| Gummersbach to Lamia | 1,105.25 mi (1,778.73 km) |
