| Nieuwkoop to Kocaeli | 1,422.08 mi (2,288.61 km) |
| Nieuwkoop to Konak | 1,433.44 mi (2,306.90 km) |
| Nieuwkoop to Konakli | 1,701.52 mi (2,738.33 km) |
| Nieuwkoop to Konya | 1,659.60 mi (2,670.87 km) |
| Nieuwkoop to Koprukoy | 1,940.41 mi (3,122.79 km) |
| Nieuwkoop to Korfez | 1,413.97 mi (2,275.57 km) |
| Nieuwkoop to Korkut | 1,990.67 mi (3,203.68 km) |
| Nieuwkoop to Kose | 1,838.32 mi (2,958.49 km) |
| Nieuwkoop to Kovancilar | 1,912.70 mi (3,078.19 km) |
| Nieuwkoop to Koyulhisar | 1,759.27 mi (2,831.27 km) |
| Nieuwkoop to Kozan | 1,808.53 mi (2,910.55 km) |
| Nieuwkoop to Kozlu | 1,463.85 mi (2,355.84 km) |
| Nieuwkoop to Kozluk | 2,003.05 mi (3,223.59 km) |
| Nieuwkoop to Kucuk Dalyan | 1,883.13 mi (3,030.61 km) |
| Nieuwkoop to Kucukcekmece | 1,367.87 mi (2,201.37 km) |
