| Street to McKeesport (Pennsylvania) | 3,617.66 mi (5,822.06 km) |
| Street to McKinleyville (California) | 5,162.39 mi (8,308.07 km) |
| Street to McKinney (Texas) | 4,631.05 mi (7,452.96 km) |
| Street to McLean (Virginia) | 3,570.28 mi (5,745.81 km) |
| Street to McMinnville (Oregon) | 4,893.79 mi (7,875.79 km) |
| Street to McMinnville (Tennessee) | 4,072.60 mi (6,554.21 km) |
| Street to McNair (Virginia) | 3,578.93 mi (5,759.73 km) |
| Street to McPherson (Kansas) | 4,410.22 mi (7,097.57 km) |
| Street to Mead Valley (California) | 5,353.03 mi (8,614.87 km) |
| Street to Meadow Woods (Florida) | 4,240.98 mi (6,825.20 km) |
| Street to Meadowbrook (Virginia) | 3,649.20 mi (5,872.82 km) |
| Street to Meadville (Pennsylvania) | 3,573.07 mi (5,750.30 km) |
| Street to Mebane (North Carolina) | 3,785.35 mi (6,091.93 km) |
| Street to Mechanicsville (Virginia) | 3,635.49 mi (5,850.75 km) |
| Street to Medford (Massachusetts) | 3,171.13 mi (5,103.45 km) |
