| Philadelphia to Lapua | 4,037.93 mi (6,498.42 km) |
| Philadelphia to Laukaa | 4,138.12 mi (6,659.66 km) |
| Philadelphia to Lauritsala | 4,250.66 mi (6,840.77 km) |
| Philadelphia to Lempaala | 4,112.50 mi (6,618.42 km) |
| Philadelphia to Leppavirta | 4,186.17 mi (6,736.99 km) |
| Philadelphia to Lieksa | 4,215.97 mi (6,784.94 km) |
| Philadelphia to Lieto | 4,100.81 mi (6,599.61 km) |
| Philadelphia to Liminka | 4,044.05 mi (6,508.27 km) |
| Philadelphia to Liperi | 4,228.01 mi (6,804.32 km) |
| Philadelphia to Lohja | 4,157.54 mi (6,690.92 km) |
| Philadelphia to Loimaa | 4,107.54 mi (6,610.44 km) |
| Philadelphia to Loviisa | 4,214.38 mi (6,782.40 km) |
| Philadelphia to Mantsala | 4,181.42 mi (6,729.34 km) |
| Philadelphia to Mariehamn | 4,036.86 mi (6,496.70 km) |
| Philadelphia to Masku | 4,088.01 mi (6,579.02 km) |
