| Keystone to Karditsa | 5,709.63 mi (9,188.76 km) |
| Keystone to Kastoria | 5,639.78 mi (9,076.35 km) |
| Keystone to Katerini | 5,704.48 mi (9,180.47 km) |
| Keystone to Keratsini | 5,838.15 mi (9,395.59 km) |
| Keystone to Kerkyra | 5,608.61 mi (9,026.18 km) |
| Keystone to Kiato | 5,796.29 mi (9,328.23 km) |
| Keystone to Kifisia | 5,843.16 mi (9,403.66 km) |
| Keystone to Kilkis | 5,695.55 mi (9,166.10 km) |
| Keystone to Komotini | 5,804.32 mi (9,341.14 km) |
| Keystone to Korinthos | 5,807.14 mi (9,345.69 km) |
| Keystone to Koropi | 5,852.46 mi (9,418.63 km) |
| Keystone to Korydallos | 5,839.09 mi (9,397.11 km) |
| Keystone to Kos | 6,046.77 mi (9,731.34 km) |
| Keystone to Kozani | 5,670.80 mi (9,126.27 km) |
| Keystone to Lagos | 5,788.32 mi (9,315.41 km) |
