| Herdecke to Kocaeli | 1,295.94 mi (2,085.61 km) |
| Herdecke to Konak | 1,308.75 mi (2,106.23 km) |
| Herdecke to Konakli | 1,575.73 mi (2,535.90 km) |
| Herdecke to Konya | 1,533.49 mi (2,467.91 km) |
| Herdecke to Koprukoy | 1,817.95 mi (2,925.71 km) |
| Herdecke to Korfez | 1,287.83 mi (2,072.56 km) |
| Herdecke to Korkut | 1,867.15 mi (3,004.89 km) |
| Herdecke to Kose | 1,714.91 mi (2,759.88 km) |
| Herdecke to Kovancilar | 1,788.31 mi (2,878.01 km) |
| Herdecke to Koyulhisar | 1,635.08 mi (2,631.41 km) |
| Herdecke to Kozan | 1,682.51 mi (2,707.74 km) |
| Herdecke to Kozlu | 1,338.15 mi (2,153.54 km) |
| Herdecke to Kozluk | 1,879.01 mi (3,023.98 km) |
| Herdecke to Kucuk Dalyan | 1,757.00 mi (2,827.62 km) |
| Herdecke to Kucukcekmece | 1,241.72 mi (1,998.36 km) |
