| Castellanza to Karis | 1,167.48 mi (1,878.87 km) |
| Castellanza to Karkkila | 1,204.34 mi (1,938.20 km) |
| Castellanza to Kauhajoki | 1,274.93 mi (2,051.81 km) |
| Castellanza to Kauhava | 1,328.95 mi (2,138.74 km) |
| Castellanza to Kauniainen | 1,198.42 mi (1,928.67 km) |
| Castellanza to Kemi | 1,508.18 mi (2,427.17 km) |
| Castellanza to Kemijarvi | 1,608.18 mi (2,588.12 km) |
| Castellanza to Kempele | 1,474.29 mi (2,372.63 km) |
| Castellanza to Kerava | 1,216.19 mi (1,957.26 km) |
| Castellanza to Keuruu | 1,309.34 mi (2,107.18 km) |
| Castellanza to Kiiminki | 1,491.30 mi (2,400.02 km) |
| Castellanza to Kirkkonummi | 1,186.16 mi (1,908.94 km) |
| Castellanza to Kitee | 1,416.28 mi (2,279.29 km) |
| Castellanza to Kiuruvesi | 1,422.27 mi (2,288.93 km) |
| Castellanza to Kivisto | 1,206.55 mi (1,941.75 km) |
