| Trecastagni to McKeesport (Pennsylvania) | 4,831.27 mi (7,775.18 km) |
| Trecastagni to McKinleyville (California) | 6,426.93 mi (10,343.14 km) |
| Trecastagni to McKinney (Texas) | 5,867.09 mi (9,442.17 km) |
| Trecastagni to McLean (Virginia) | 4,764.03 mi (7,666.97 km) |
| Trecastagni to McMinnville (Oregon) | 6,152.31 mi (9,901.18 km) |
| Trecastagni to McMinnville (Tennessee) | 5,280.14 mi (8,497.57 km) |
| Trecastagni to McNair (Virginia) | 4,773.64 mi (7,682.43 km) |
| Trecastagni to McPherson (Kansas) | 5,667.13 mi (9,120.37 km) |
| Trecastagni to Mead Valley (California) | 6,629.12 mi (10,668.53 km) |
| Trecastagni to Meadow Woods (Florida) | 5,372.84 mi (8,646.74 km) |
| Trecastagni to Meadowbrook (Virginia) | 4,832.75 mi (7,777.56 km) |
| Trecastagni to Meadville (Pennsylvania) | 4,795.81 mi (7,718.11 km) |
| Trecastagni to Mebane (North Carolina) | 4,966.99 mi (7,993.60 km) |
| Trecastagni to Mechanicsville (Virginia) | 4,820.01 mi (7,757.06 km) |
| Trecastagni to Medford (Massachusetts) | 4,367.95 mi (7,029.53 km) |
