| Erie to McKeesport (Pennsylvania) | 123.21 mi (198.29 km) |
| Erie to McKinleyville (California) | 2,252.35 mi (3,624.81 km) |
| Erie to McKinney (Texas) | 1,093.82 mi (1,760.34 km) |
| Erie to McLean (Virginia) | 266.28 mi (428.53 km) |
| Erie to McMinnville (Oregon) | 2,139.99 mi (3,443.99 km) |
| Erie to McMinnville (Tennessee) | 539.69 mi (868.55 km) |
| Erie to McNair (Virginia) | 259.53 mi (417.67 km) |
| Erie to McPherson (Kansas) | 960.98 mi (1,546.54 km) |
| Erie to Mead Valley (California) | 2,087.85 mi (3,360.07 km) |
| Erie to Meadow Woods (Florida) | 952.50 mi (1,532.90 km) |
| Erie to Meadowbrook (Virginia) | 351.96 mi (566.42 km) |
| Erie to Meadville (Pennsylvania) | 32.63 mi (52.52 km) |
| Erie to Mebane (North Carolina) | 418.93 mi (674.20 km) |
| Erie to Mechanicsville (Virginia) | 342.03 mi (550.45 km) |
| Erie to Medford (Massachusetts) | 458.62 mi (738.07 km) |
