| Castellammare del Golfo to Klaukkala | 1,629.06 mi (2,621.72 km) |
| Castellammare del Golfo to Kokkola | 1,833.10 mi (2,950.09 km) |
| Castellammare del Golfo to Kontiolahti | 1,852.29 mi (2,980.97 km) |
| Castellammare del Golfo to Korsholm | 1,772.01 mi (2,851.77 km) |
| Castellammare del Golfo to Kotka | 1,667.00 mi (2,682.77 km) |
| Castellammare del Golfo to Kouvola | 1,687.89 mi (2,716.39 km) |
| Castellammare del Golfo to Kuhmo | 1,928.69 mi (3,103.93 km) |
| Castellammare del Golfo to Kuopio | 1,826.94 mi (2,940.18 km) |
| Castellammare del Golfo to Kurikka | 1,745.88 mi (2,809.73 km) |
| Castellammare del Golfo to Kuusamo | 2,036.79 mi (3,277.90 km) |
| Castellammare del Golfo to Kuusankoski | 1,689.13 mi (2,718.40 km) |
| Castellammare del Golfo to Lahti | 1,679.50 mi (2,702.89 km) |
| Castellammare del Golfo to Laitila | 1,624.83 mi (2,614.90 km) |
| Castellammare del Golfo to Lapinlahti | 1,852.19 mi (2,980.82 km) |
| Castellammare del Golfo to Lappeenranta | 1,723.49 mi (2,773.68 km) |
