| Sinnai to Lapua | 1,732.71 mi (2,788.53 km) |
| Sinnai to Laukaa | 1,743.93 mi (2,806.58 km) |
| Sinnai to Lauritsala | 1,709.73 mi (2,751.54 km) |
| Sinnai to Lempaala | 1,642.21 mi (2,642.88 km) |
| Sinnai to Leppavirta | 1,780.29 mi (2,865.10 km) |
| Sinnai to Lieksa | 1,867.59 mi (3,005.60 km) |
| Sinnai to Lieto | 1,571.86 mi (2,529.67 km) |
| Sinnai to Liminka | 1,879.11 mi (3,024.14 km) |
| Sinnai to Liperi | 1,812.43 mi (2,916.83 km) |
| Sinnai to Lohja | 1,583.50 mi (2,548.40 km) |
| Sinnai to Loimaa | 1,602.85 mi (2,579.53 km) |
| Sinnai to Loviisa | 1,635.44 mi (2,631.98 km) |
| Sinnai to Mantsala | 1,628.36 mi (2,620.59 km) |
| Sinnai to Mariehamn | 1,510.37 mi (2,430.71 km) |
| Sinnai to Masku | 1,570.85 mi (2,528.03 km) |
