| Niagara Falls to Mozzate | 4,113.88 mi (6,620.66 km) |
| Niagara Falls to Muggia | 4,311.34 mi (6,938.43 km) |
| Niagara Falls to Muggio | 4,128.53 mi (6,644.22 km) |
| Niagara Falls to Mugnano di Napoli | 4,518.43 mi (7,271.71 km) |
| Niagara Falls to Musile di Piave | 4,262.66 mi (6,860.09 km) |
| Niagara Falls to Mussomeli | 4,637.98 mi (7,464.11 km) |
| Niagara Falls to Naples | 4,523.26 mi (7,279.48 km) |
| Niagara Falls to Nardo | 4,708.12 mi (7,576.99 km) |
| Niagara Falls to Narni | 4,382.52 mi (7,052.98 km) |
| Niagara Falls to Nembro | 4,144.64 mi (6,670.15 km) |
| Niagara Falls to Nepi | 4,386.33 mi (7,059.12 km) |
| Niagara Falls to Nerviano | 4,120.15 mi (6,630.74 km) |
| Niagara Falls to Nettuno | 4,430.95 mi (7,130.93 km) |
| Niagara Falls to Nichelino | 4,085.39 mi (6,574.80 km) |
| Niagara Falls to Nicosia | 4,658.76 mi (7,497.55 km) |
