| Castelfidardo to Karditsa | 517.55 mi (832.91 km) |
| Castelfidardo to Kastoria | 445.48 mi (716.92 km) |
| Castelfidardo to Katerini | 510.58 mi (821.70 km) |
| Castelfidardo to Keratsini | 649.18 mi (1,044.75 km) |
| Castelfidardo to Kerkyra | 422.98 mi (680.72 km) |
| Castelfidardo to Kiato | 611.04 mi (983.37 km) |
| Castelfidardo to Kifisia | 652.69 mi (1,050.40 km) |
| Castelfidardo to Kilkis | 506.42 mi (815.00 km) |
| Castelfidardo to Komotini | 627.78 mi (1,010.32 km) |
| Castelfidardo to Korinthos | 621.60 mi (1,000.37 km) |
| Castelfidardo to Koropi | 662.96 mi (1,066.93 km) |
| Castelfidardo to Korydallos | 649.87 mi (1,045.86 km) |
| Castelfidardo to Kos | 853.46 mi (1,373.51 km) |
| Castelfidardo to Kozani | 476.50 mi (766.85 km) |
| Castelfidardo to Lagos | 609.29 mi (980.56 km) |
