| Harderwijk to Kocaeli | 1,394.16 mi (2,243.68 km) |
| Harderwijk to Konak | 1,409.88 mi (2,268.98 km) |
| Harderwijk to Konakli | 1,675.82 mi (2,696.98 km) |
| Harderwijk to Konya | 1,632.50 mi (2,627.26 km) |
| Harderwijk to Koprukoy | 1,907.48 mi (3,069.79 km) |
| Harderwijk to Korfez | 1,386.15 mi (2,230.80 km) |
| Harderwijk to Korkut | 1,958.44 mi (3,151.81 km) |
| Harderwijk to Kose | 1,806.02 mi (2,906.52 km) |
| Harderwijk to Kovancilar | 1,881.21 mi (3,027.51 km) |
| Harderwijk to Koyulhisar | 1,727.62 mi (2,780.33 km) |
| Harderwijk to Kozan | 1,779.78 mi (2,864.28 km) |
| Harderwijk to Kozlu | 1,434.22 mi (2,308.16 km) |
| Harderwijk to Kozluk | 1,971.22 mi (3,172.38 km) |
| Harderwijk to Kucuk Dalyan | 1,855.01 mi (2,985.36 km) |
| Harderwijk to Kucukcekmece | 1,340.47 mi (2,157.28 km) |
