| Niagara Falls to Mombris | 3,966.16 mi (6,382.92 km) |
| Niagara Falls to Monchengladbach | 3,823.47 mi (6,153.27 km) |
| Niagara Falls to Monschau | 3,837.33 mi (6,175.59 km) |
| Niagara Falls to Montabaur | 3,901.98 mi (6,279.63 km) |
| Niagara Falls to Moosburg | 4,130.07 mi (6,646.71 km) |
| Niagara Falls to Morbach | 3,895.28 mi (6,268.85 km) |
| Niagara Falls to Morfelden-Walldorf | 3,945.99 mi (6,350.45 km) |
| Niagara Falls to Morlenbach | 3,965.71 mi (6,382.19 km) |
| Niagara Falls to Morsbach | 3,883.49 mi (6,249.87 km) |
| Niagara Falls to Mosbach | 3,990.18 mi (6,421.58 km) |
| Niagara Falls to Mosigkau | 4,019.66 mi (6,469.01 km) |
| Niagara Falls to Mossingen | 4,019.93 mi (6,469.46 km) |
| Niagara Falls to Much | 3,869.72 mi (6,227.71 km) |
| Niagara Falls to Mucheln | 4,022.53 mi (6,473.63 km) |
| Niagara Falls to Muhlacker | 3,992.25 mi (6,424.91 km) |
