| Thatto Heath to Lapua | 1,133.50 mi (1,824.19 km) |
| Thatto Heath to Laukaa | 1,207.32 mi (1,943.00 km) |
| Thatto Heath to Lauritsala | 1,257.75 mi (2,024.15 km) |
| Thatto Heath to Lempaala | 1,116.15 mi (1,796.27 km) |
| Thatto Heath to Leppavirta | 1,265.06 mi (2,035.92 km) |
| Thatto Heath to Lieksa | 1,347.78 mi (2,169.05 km) |
| Thatto Heath to Lieto | 1,058.09 mi (1,702.83 km) |
| Thatto Heath to Liminka | 1,252.83 mi (2,016.24 km) |
| Thatto Heath to Liperi | 1,315.03 mi (2,116.34 km) |
| Thatto Heath to Lohja | 1,107.13 mi (1,781.76 km) |
| Thatto Heath to Loimaa | 1,084.67 mi (1,745.61 km) |
| Thatto Heath to Loviisa | 1,182.54 mi (1,903.12 km) |
| Thatto Heath to Mantsala | 1,154.62 mi (1,858.17 km) |
| Thatto Heath to Mariehamn | 967.63 mi (1,557.25 km) |
| Thatto Heath to Masku | 1,048.09 mi (1,686.74 km) |
