| Castel San Giovanni to Hameenkyro | 1,272.73 mi (2,048.26 km) |
| Castel San Giovanni to Hameenlinna | 1,259.63 mi (2,027.17 km) |
| Castel San Giovanni to Hamina | 1,294.70 mi (2,083.63 km) |
| Castel San Giovanni to Hanko | 1,164.59 mi (1,874.22 km) |
| Castel San Giovanni to Hattula | 1,261.19 mi (2,029.68 km) |
| Castel San Giovanni to Haukipudas | 1,516.43 mi (2,440.46 km) |
| Castel San Giovanni to Hausjarvi | 1,259.39 mi (2,026.79 km) |
| Castel San Giovanni to Heinola | 1,302.60 mi (2,096.34 km) |
| Castel San Giovanni to Helsinki | 1,223.88 mi (1,969.64 km) |
| Castel San Giovanni to Hollola | 1,280.37 mi (2,060.55 km) |
| Castel San Giovanni to Huittinen | 1,237.11 mi (1,990.94 km) |
| Castel San Giovanni to Hyvinkaa | 1,247.29 mi (2,007.31 km) |
| Castel San Giovanni to Ii | 1,524.65 mi (2,453.69 km) |
| Castel San Giovanni to Iisalmi | 1,454.50 mi (2,340.79 km) |
| Castel San Giovanni to Ilmajoki | 1,327.96 mi (2,137.14 km) |
