| Duncan to Lapua | 4,959.59 mi (7,981.68 km) |
| Duncan to Laukaa | 5,053.74 mi (8,133.20 km) |
| Duncan to Lauritsala | 5,172.99 mi (8,325.12 km) |
| Duncan to Lempaala | 5,054.32 mi (8,134.14 km) |
| Duncan to Leppavirta | 5,091.51 mi (8,193.99 km) |
| Duncan to Lieksa | 5,098.26 mi (8,204.86 km) |
| Duncan to Lieto | 5,060.23 mi (8,143.65 km) |
| Duncan to Liminka | 4,927.35 mi (7,929.81 km) |
| Duncan to Liperi | 5,124.49 mi (8,247.07 km) |
| Duncan to Lohja | 5,112.51 mi (8,227.80 km) |
| Duncan to Loimaa | 5,059.20 mi (8,141.99 km) |
| Duncan to Loviisa | 5,155.57 mi (8,297.09 km) |
| Duncan to Mantsala | 5,124.93 mi (8,247.77 km) |
| Duncan to Mariehamn | 5,013.56 mi (8,068.54 km) |
| Duncan to Masku | 5,048.12 mi (8,124.16 km) |
