| Castel San Giorgio to Lapua | 1,570.38 mi (2,527.28 km) |
| Castel San Giorgio to Laukaa | 1,565.47 mi (2,519.38 km) |
| Castel San Giorgio to Lauritsala | 1,514.00 mi (2,436.55 km) |
| Castel San Giorgio to Lempaala | 1,468.93 mi (2,364.02 km) |
| Castel San Giorgio to Leppavirta | 1,594.31 mi (2,565.79 km) |
| Castel San Giorgio to Lieksa | 1,677.28 mi (2,699.32 km) |
| Castel San Giorgio to Lieto | 1,401.71 mi (2,255.83 km) |
| Castel San Giorgio to Liminka | 1,713.80 mi (2,758.10 km) |
| Castel San Giorgio to Liperi | 1,620.27 mi (2,607.58 km) |
| Castel San Giorgio to Lohja | 1,403.32 mi (2,258.42 km) |
| Castel San Giorgio to Loimaa | 1,430.99 mi (2,302.95 km) |
| Castel San Giorgio to Loviisa | 1,445.44 mi (2,326.21 km) |
| Castel San Giorgio to Mantsala | 1,443.77 mi (2,323.53 km) |
| Castel San Giorgio to Mariehamn | 1,353.36 mi (2,178.02 km) |
| Castel San Giorgio to Masku | 1,402.97 mi (2,257.86 km) |
