| Castelleone to Klaukkala | 1,209.25 mi (1,946.11 km) |
| Castelleone to Kokkola | 1,381.93 mi (2,224.00 km) |
| Castelleone to Kontiolahti | 1,443.16 mi (2,322.54 km) |
| Castelleone to Korsholm | 1,316.83 mi (2,119.24 km) |
| Castelleone to Kotka | 1,261.24 mi (2,029.76 km) |
| Castelleone to Kouvola | 1,276.93 mi (2,055.01 km) |
| Castelleone to Kuhmo | 1,506.98 mi (2,425.25 km) |
| Castelleone to Kuopio | 1,405.18 mi (2,261.41 km) |
| Castelleone to Kurikka | 1,296.95 mi (2,087.24 km) |
| Castelleone to Kuusamo | 1,601.11 mi (2,576.73 km) |
| Castelleone to Kuusankoski | 1,277.30 mi (2,055.62 km) |
| Castelleone to Lahti | 1,260.76 mi (2,029.00 km) |
| Castelleone to Laitila | 1,181.18 mi (1,900.92 km) |
| Castelleone to Lapinlahti | 1,425.39 mi (2,293.95 km) |
| Castelleone to Lappeenranta | 1,320.09 mi (2,124.47 km) |
