| Niagara Falls to Los Llanos de Aridane | 3,483.87 mi (5,606.75 km) |
| Niagara Falls to Los Palacios y Villafranca | 3,759.47 mi (6,050.29 km) |
| Niagara Falls to Luanco | 3,551.69 mi (5,715.89 km) |
| Niagara Falls to Lucena | 3,818.99 mi (6,146.06 km) |
| Niagara Falls to Lugo | 3,490.64 mi (5,617.65 km) |
| Niagara Falls to Lumbreras | 3,938.22 mi (6,337.95 km) |
| Niagara Falls to Madrid | 3,749.98 mi (6,035.00 km) |
| Niagara Falls to Madridejos | 3,790.47 mi (6,100.16 km) |
| Niagara Falls to Mahon | 4,128.66 mi (6,644.43 km) |
| Niagara Falls to Mairena del Alcor | 3,761.28 mi (6,053.20 km) |
| Niagara Falls to Mairena del Aljarafe | 3,746.71 mi (6,029.75 km) |
| Niagara Falls to Majadahonda | 3,740.34 mi (6,019.50 km) |
| Niagara Falls to Malaga | 3,846.40 mi (6,190.18 km) |
| Niagara Falls to Malgrat de Mar | 3,996.68 mi (6,432.04 km) |
| Niagara Falls to Manacor | 4,093.46 mi (6,587.79 km) |
