| Barth to McKeesport (Pennsylvania) | 4,116.74 mi (6,625.26 km) |
| Barth to McKinleyville (California) | 5,373.17 mi (8,647.28 km) |
| Barth to McKinney (Texas) | 5,081.46 mi (8,177.81 km) |
| Barth to McLean (Virginia) | 4,092.50 mi (6,586.25 km) |
| Barth to McMinnville (Oregon) | 5,086.54 mi (8,185.99 km) |
| Barth to McMinnville (Tennessee) | 4,571.15 mi (7,356.56 km) |
| Barth to McNair (Virginia) | 4,100.02 mi (6,598.35 km) |
| Barth to McPherson (Kansas) | 4,821.92 mi (7,760.14 km) |
| Barth to Mead Valley (California) | 5,656.56 mi (9,103.36 km) |
| Barth to Meadow Woods (Florida) | 4,803.42 mi (7,730.36 km) |
| Barth to Meadowbrook (Virginia) | 4,180.02 mi (6,727.09 km) |
| Barth to Meadville (Pennsylvania) | 4,061.10 mi (6,535.70 km) |
| Barth to Mebane (North Carolina) | 4,315.62 mi (6,945.33 km) |
| Barth to Mechanicsville (Virginia) | 4,165.63 mi (6,703.93 km) |
| Barth to Medford (Massachusetts) | 3,697.84 mi (5,951.10 km) |
