| Ostrov to Laukaa | 969.66 mi (1,560.51 km) |
| Ostrov to Lauritsala | 948.68 mi (1,526.76 km) |
| Ostrov to Lempaala | 866.32 mi (1,394.20 km) |
| Ostrov to Leppavirta | 1,010.19 mi (1,625.75 km) |
| Ostrov to Lieksa | 1,099.44 mi (1,769.37 km) |
| Ostrov to Lieto | 795.23 mi (1,279.81 km) |
| Ostrov to Liminka | 1,098.94 mi (1,768.57 km) |
| Ostrov to Liperi | 1,046.45 mi (1,684.10 km) |
| Ostrov to Lohja | 812.36 mi (1,307.37 km) |
| Ostrov to Loimaa | 826.68 mi (1,330.42 km) |
| Ostrov to Loviisa | 870.81 mi (1,401.43 km) |
| Ostrov to Mantsala | 859.56 mi (1,383.32 km) |
| Ostrov to Mariehamn | 729.78 mi (1,174.46 km) |
| Ostrov to Masku | 793.23 mi (1,276.59 km) |
| Ostrov to Mikkeli | 956.93 mi (1,540.03 km) |
