| Ostwald to Lapua | 1,153.53 mi (1,856.43 km) |
| Ostwald to Laukaa | 1,185.89 mi (1,908.51 km) |
| Ostwald to Lauritsala | 1,180.68 mi (1,900.13 km) |
| Ostwald to Lempaala | 1,081.44 mi (1,740.41 km) |
| Ostwald to Leppavirta | 1,231.89 mi (1,982.54 km) |
| Ostwald to Lieksa | 1,322.22 mi (2,127.91 km) |
| Ostwald to Lieto | 1,010.30 mi (1,625.92 km) |
| Ostwald to Liminka | 1,298.67 mi (2,090.01 km) |
| Ostwald to Liperi | 1,272.35 mi (2,047.65 km) |
| Ostwald to Lohja | 1,036.21 mi (1,667.62 km) |
| Ostwald to Loimaa | 1,042.05 mi (1,677.02 km) |
| Ostwald to Loviisa | 1,100.89 mi (1,771.72 km) |
| Ostwald to Mantsala | 1,085.40 mi (1,746.78 km) |
| Ostwald to Mariehamn | 934.32 mi (1,503.64 km) |
| Ostwald to Masku | 1,006.12 mi (1,619.20 km) |
