| Cologne to Kocaeli | 1,301.44 mi (2,094.46 km) |
| Cologne to Konak | 1,307.72 mi (2,104.57 km) |
| Cologne to Konakli | 1,577.66 mi (2,539.00 km) |
| Cologne to Konya | 1,537.56 mi (2,474.46 km) |
| Cologne to Koprukoy | 1,832.01 mi (2,948.34 km) |
| Cologne to Korfez | 1,293.17 mi (2,081.16 km) |
| Cologne to Korkut | 1,879.80 mi (3,025.24 km) |
| Cologne to Kose | 1,727.78 mi (2,780.59 km) |
| Cologne to Kovancilar | 1,799.61 mi (2,896.19 km) |
| Cologne to Koyulhisar | 1,646.78 mi (2,650.23 km) |
| Cologne to Kozan | 1,689.13 mi (2,718.39 km) |
| Cologne to Kozlu | 1,346.45 mi (2,166.91 km) |
| Cologne to Kozluk | 1,890.88 mi (3,043.07 km) |
| Cologne to Kucuk Dalyan | 1,762.56 mi (2,836.57 km) |
| Cologne to Kucukcekmece | 1,246.43 mi (2,005.93 km) |
