| Herisau to Lapua | 1,199.88 mi (1,931.02 km) |
| Herisau to Laukaa | 1,224.04 mi (1,969.91 km) |
| Herisau to Lauritsala | 1,208.44 mi (1,944.80 km) |
| Herisau to Lempaala | 1,119.95 mi (1,802.39 km) |
| Herisau to Leppavirta | 1,266.78 mi (2,038.68 km) |
| Herisau to Lieksa | 1,356.57 mi (2,183.18 km) |
| Herisau to Lieto | 1,048.61 mi (1,687.57 km) |
| Herisau to Liminka | 1,346.19 mi (2,166.49 km) |
| Herisau to Liperi | 1,304.55 mi (2,099.46 km) |
| Herisau to Lohja | 1,069.26 mi (1,720.81 km) |
| Herisau to Loimaa | 1,080.29 mi (1,738.56 km) |
| Herisau to Loviisa | 1,129.90 mi (1,818.39 km) |
| Herisau to Mantsala | 1,117.27 mi (1,798.08 km) |
| Herisau to Mariehamn | 978.01 mi (1,573.95 km) |
| Herisau to Masku | 1,045.65 mi (1,682.81 km) |
