| Castelfidardo to Karis | 1,222.97 mi (1,968.19 km) |
| Castelfidardo to Karkkila | 1,259.96 mi (2,027.71 km) |
| Castelfidardo to Kauhajoki | 1,356.13 mi (2,182.49 km) |
| Castelfidardo to Kauhava | 1,409.02 mi (2,267.60 km) |
| Castelfidardo to Kauniainen | 1,248.13 mi (2,008.67 km) |
| Castelfidardo to Kemi | 1,595.28 mi (2,567.35 km) |
| Castelfidardo to Kemijarvi | 1,688.71 mi (2,717.71 km) |
| Castelfidardo to Kempele | 1,552.68 mi (2,498.79 km) |
| Castelfidardo to Kerava | 1,265.14 mi (2,036.05 km) |
| Castelfidardo to Keuruu | 1,374.92 mi (2,212.72 km) |
| Castelfidardo to Kiiminki | 1,569.77 mi (2,526.30 km) |
| Castelfidardo to Kirkkonummi | 1,237.07 mi (1,990.87 km) |
| Castelfidardo to Kitee | 1,452.56 mi (2,337.66 km) |
| Castelfidardo to Kiuruvesi | 1,487.51 mi (2,393.91 km) |
| Castelfidardo to Kivisto | 1,256.46 mi (2,022.07 km) |
