| Ianca to Lapua | 1,244.80 mi (2,003.31 km) |
| Ianca to Laukaa | 1,195.59 mi (1,924.12 km) |
| Ianca to Lauritsala | 1,101.52 mi (1,772.72 km) |
| Ianca to Lempaala | 1,128.16 mi (1,815.60 km) |
| Ianca to Leppavirta | 1,199.30 mi (1,930.08 km) |
| Ianca to Lieksa | 1,260.18 mi (2,028.07 km) |
| Ianca to Lieto | 1,081.39 mi (1,740.32 km) |
| Ianca to Liminka | 1,361.57 mi (2,191.23 km) |
| Ianca to Liperi | 1,204.49 mi (1,938.45 km) |
| Ianca to Lohja | 1,053.70 mi (1,695.77 km) |
| Ianca to Loimaa | 1,100.62 mi (1,771.27 km) |
| Ianca to Loviisa | 1,059.96 mi (1,705.84 km) |
| Ianca to Mantsala | 1,074.44 mi (1,729.15 km) |
| Ianca to Mariehamn | 1,079.63 mi (1,737.49 km) |
| Ianca to Masku | 1,088.95 mi (1,752.49 km) |
