| Greensboro to Karditsa | 5,232.28 mi (8,420.54 km) |
| Greensboro to Kastoria | 5,158.51 mi (8,301.82 km) |
| Greensboro to Katerini | 5,221.56 mi (8,403.29 km) |
| Greensboro to Keratsini | 5,363.27 mi (8,631.35 km) |
| Greensboro to Kerkyra | 5,134.73 mi (8,263.55 km) |
| Greensboro to Kiato | 5,323.38 mi (8,567.15 km) |
| Greensboro to Kifisia | 5,367.23 mi (8,637.73 km) |
| Greensboro to Kilkis | 5,208.53 mi (8,382.33 km) |
| Greensboro to Komotini | 5,311.11 mi (8,547.40 km) |
| Greensboro to Korinthos | 5,334.13 mi (8,584.44 km) |
| Greensboro to Koropi | 5,377.25 mi (8,653.85 km) |
| Greensboro to Korydallos | 5,364.05 mi (8,632.60 km) |
| Greensboro to Kos | 5,567.75 mi (8,960.42 km) |
| Greensboro to Kozani | 5,189.37 mi (8,351.49 km) |
| Greensboro to Lagos | 5,296.13 mi (8,523.30 km) |
