| Mettlach to McKeesport (Pennsylvania) | 4,040.02 mi (6,501.78 km) |
| Mettlach to McKinleyville (California) | 5,508.02 mi (8,864.31 km) |
| Mettlach to McKinney (Texas) | 5,046.88 mi (8,122.16 km) |
| Mettlach to McLean (Virginia) | 3,995.19 mi (6,429.64 km) |
| Mettlach to McMinnville (Oregon) | 5,231.41 mi (8,419.14 km) |
| Mettlach to McMinnville (Tennessee) | 4,495.37 mi (7,234.60 km) |
| Mettlach to McNair (Virginia) | 4,003.75 mi (6,443.41 km) |
| Mettlach to McPherson (Kansas) | 4,817.44 mi (7,752.92 km) |
| Mettlach to Mead Valley (California) | 5,732.13 mi (9,224.97 km) |
| Mettlach to Meadow Woods (Florida) | 4,667.69 mi (7,511.91 km) |
| Mettlach to Meadowbrook (Virginia) | 4,074.87 mi (6,557.87 km) |
| Mettlach to Meadville (Pennsylvania) | 3,993.80 mi (6,427.40 km) |
| Mettlach to Mebane (North Carolina) | 4,211.06 mi (6,777.04 km) |
| Mettlach to Mechanicsville (Virginia) | 4,061.10 mi (6,535.71 km) |
| Mettlach to Medford (Massachusetts) | 3,596.14 mi (5,787.42 km) |
