| Frosinone to Klaukkala | 1,382.35 mi (2,224.67 km) |
| Frosinone to Kokkola | 1,583.56 mi (2,548.49 km) |
| Frosinone to Kontiolahti | 1,607.75 mi (2,587.42 km) |
| Frosinone to Korsholm | 1,522.14 mi (2,449.64 km) |
| Frosinone to Kotka | 1,422.38 mi (2,289.09 km) |
| Frosinone to Kouvola | 1,442.57 mi (2,321.59 km) |
| Frosinone to Kuhmo | 1,682.49 mi (2,707.71 km) |
| Frosinone to Kuopio | 1,580.50 mi (2,543.57 km) |
| Frosinone to Kurikka | 1,496.41 mi (2,408.23 km) |
| Frosinone to Kuusamo | 1,789.00 mi (2,879.12 km) |
| Frosinone to Kuusankoski | 1,443.69 mi (2,323.40 km) |
| Frosinone to Lahti | 1,433.07 mi (2,306.31 km) |
| Frosinone to Laitila | 1,375.59 mi (2,213.80 km) |
| Frosinone to Lapinlahti | 1,605.15 mi (2,583.25 km) |
| Frosinone to Lappeenranta | 1,479.43 mi (2,380.92 km) |
