| Heerlen to Karakocan | 1,836.89 mi (2,956.18 km) |
| Heerlen to Karakopru | 1,862.24 mi (2,996.98 km) |
| Heerlen to Karaman | 1,635.97 mi (2,632.85 km) |
| Heerlen to Karapinar | 1,623.88 mi (2,613.39 km) |
| Heerlen to Karatas | 1,751.81 mi (2,819.27 km) |
| Heerlen to Karatepe | 1,342.17 mi (2,160.02 km) |
| Heerlen to Karayilan | 1,778.90 mi (2,862.87 km) |
| Heerlen to Kargipinar | 1,708.30 mi (2,749.25 km) |
| Heerlen to Karkamis | 1,845.56 mi (2,970.14 km) |
| Heerlen to Karliova | 1,863.96 mi (2,999.75 km) |
| Heerlen to Kars | 1,900.61 mi (3,058.74 km) |
| Heerlen to Kartal | 1,304.12 mi (2,098.77 km) |
| Heerlen to Kas | 1,547.37 mi (2,490.25 km) |
| Heerlen to Kastamonu | 1,472.13 mi (2,369.16 km) |
| Heerlen to Kavak | 1,579.83 mi (2,542.49 km) |
