| Martinsburg to Karditsa | 5,010.00 mi (8,062.81 km) |
| Martinsburg to Kastoria | 4,934.83 mi (7,941.84 km) |
| Martinsburg to Katerini | 4,997.13 mi (8,042.10 km) |
| Martinsburg to Keratsini | 5,141.71 mi (8,274.78 km) |
| Martinsburg to Kerkyra | 4,913.99 mi (7,908.31 km) |
| Martinsburg to Kiato | 5,102.66 mi (8,211.94 km) |
| Martinsburg to Kifisia | 5,145.26 mi (8,280.49 km) |
| Martinsburg to Kilkis | 4,982.54 mi (8,018.62 km) |
| Martinsburg to Komotini | 5,082.58 mi (8,179.62 km) |
| Martinsburg to Korinthos | 5,113.34 mi (8,229.13 km) |
| Martinsburg to Koropi | 5,155.53 mi (8,297.03 km) |
| Martinsburg to Korydallos | 5,142.42 mi (8,275.93 km) |
| Martinsburg to Kos | 5,344.22 mi (8,600.70 km) |
| Martinsburg to Kozani | 4,965.57 mi (7,991.32 km) |
| Martinsburg to Lagos | 5,068.01 mi (8,156.17 km) |
