| Niagara Falls to Lapua | 3,962.91 mi (6,377.68 km) |
| Niagara Falls to Laukaa | 4,061.85 mi (6,536.92 km) |
| Niagara Falls to Lauritsala | 4,177.39 mi (6,722.86 km) |
| Niagara Falls to Lempaala | 4,044.75 mi (6,509.40 km) |
| Niagara Falls to Leppavirta | 4,106.92 mi (6,609.45 km) |
| Niagara Falls to Lieksa | 4,129.65 mi (6,646.04 km) |
| Niagara Falls to Lieto | 4,039.02 mi (6,500.18 km) |
| Niagara Falls to Liminka | 3,956.74 mi (6,367.76 km) |
| Niagara Falls to Liperi | 4,146.24 mi (6,672.73 km) |
| Niagara Falls to Lohja | 4,094.60 mi (6,589.63 km) |
| Niagara Falls to Loimaa | 4,043.12 mi (6,506.77 km) |
| Niagara Falls to Loviisa | 4,147.13 mi (6,674.17 km) |
| Niagara Falls to Mantsala | 4,114.73 mi (6,622.01 km) |
| Niagara Falls to Mariehamn | 3,980.74 mi (6,406.38 km) |
| Niagara Falls to Masku | 4,026.38 mi (6,479.83 km) |
