| Castaic to Klaukkala | 5,561.41 mi (8,950.22 km) |
| Castaic to Kokkola | 5,329.55 mi (8,577.07 km) |
| Castaic to Kontiolahti | 5,494.58 mi (8,842.67 km) |
| Castaic to Korsholm | 5,348.07 mi (8,606.88 km) |
| Castaic to Kotka | 5,592.58 mi (9,000.38 km) |
| Castaic to Kouvola | 5,564.34 mi (8,954.94 km) |
| Castaic to Kuhmo | 5,405.82 mi (8,699.83 km) |
| Castaic to Kuopio | 5,455.85 mi (8,780.35 km) |
| Castaic to Kurikka | 5,389.18 mi (8,673.05 km) |
| Castaic to Kuusamo | 5,287.69 mi (8,509.72 km) |
| Castaic to Kuusankoski | 5,560.61 mi (8,948.94 km) |
| Castaic to Lahti | 5,540.31 mi (8,916.27 km) |
| Castaic to Laitila | 5,478.34 mi (8,816.54 km) |
| Castaic to Lapinlahti | 5,422.59 mi (8,726.81 km) |
| Castaic to Lappeenranta | 5,575.33 mi (8,972.62 km) |
