| Dorchester to Marysville (California) | 5,219.95 mi (8,400.70 km) |
| Dorchester to Marysville (Ohio) | 3,787.70 mi (6,095.72 km) |
| Dorchester to Marysville (Washington) | 4,734.07 mi (7,618.75 km) |
| Dorchester to Maryville (Missouri) | 4,233.85 mi (6,813.72 km) |
| Dorchester to Maryville (Tennessee) | 4,017.47 mi (6,465.49 km) |
| Dorchester to Mason (Ohio) | 3,864.83 mi (6,219.84 km) |
| Dorchester to Mason City (Iowa) | 4,038.75 mi (6,499.74 km) |
| Dorchester to Massapequa (New York) | 3,362.28 mi (5,411.06 km) |
| Dorchester to Massapequa Park (New York) | 3,360.81 mi (5,408.70 km) |
| Dorchester to Massillon (Ohio) | 3,689.02 mi (5,936.91 km) |
| Dorchester to Mastic (New York) | 3,330.33 mi (5,359.65 km) |
| Dorchester to Mastic Beach (New York) | 3,331.66 mi (5,361.79 km) |
| Dorchester to Matteson (Illinois) | 3,904.71 mi (6,284.03 km) |
| Dorchester to Matthews (North Carolina) | 3,910.42 mi (6,293.21 km) |
| Dorchester to Mattoon (Illinois) | 4,021.86 mi (6,472.56 km) |
