| Prospect Heights to Karahalli | 5,632.66 mi (9,064.89 km) |
| Prospect Heights to Karakocan | 5,954.65 mi (9,583.09 km) |
| Prospect Heights to Karakopru | 6,013.11 mi (9,677.17 km) |
| Prospect Heights to Karaman | 5,823.94 mi (9,372.73 km) |
| Prospect Heights to Karapinar | 5,807.20 mi (9,345.78 km) |
| Prospect Heights to Karatas | 5,932.46 mi (9,547.37 km) |
| Prospect Heights to Karatepe | 5,524.04 mi (8,890.09 km) |
| Prospect Heights to Karayilan | 5,953.34 mi (9,580.97 km) |
| Prospect Heights to Kargipinar | 5,893.43 mi (9,484.55 km) |
| Prospect Heights to Karkamis | 6,006.37 mi (9,666.32 km) |
| Prospect Heights to Karliova | 5,965.65 mi (9,600.79 km) |
| Prospect Heights to Kars | 5,954.15 mi (9,582.29 km) |
| Prospect Heights to Kartal | 5,488.97 mi (8,833.65 km) |
| Prospect Heights to Kas | 5,746.33 mi (9,247.82 km) |
| Prospect Heights to Kastamonu | 5,619.87 mi (9,044.31 km) |
