| Thetford to Lapua | 1,089.20 mi (1,752.89 km) |
| Thetford to Laukaa | 1,153.01 mi (1,855.59 km) |
| Thetford to Lauritsala | 1,189.32 mi (1,914.03 km) |
| Thetford to Lempaala | 1,055.78 mi (1,699.12 km) |
| Thetford to Leppavirta | 1,208.77 mi (1,945.33 km) |
| Thetford to Lieksa | 1,295.29 mi (2,084.57 km) |
| Thetford to Lieto | 992.41 mi (1,597.13 km) |
| Thetford to Liminka | 1,218.97 mi (1,961.74 km) |
| Thetford to Liperi | 1,257.15 mi (2,023.18 km) |
| Thetford to Lohja | 1,036.62 mi (1,668.29 km) |
| Thetford to Loimaa | 1,021.22 mi (1,643.49 km) |
| Thetford to Loviisa | 1,111.16 mi (1,788.24 km) |
| Thetford to Mantsala | 1,085.85 mi (1,747.51 km) |
| Thetford to Mariehamn | 902.88 mi (1,453.05 km) |
| Thetford to Masku | 983.70 mi (1,583.11 km) |
