| Dorchester to Morristown (New Jersey) | 3,398.87 mi (5,469.95 km) |
| Dorchester to Morristown (Tennessee) | 3,968.12 mi (6,386.07 km) |
| Dorchester to Morrisville (North Carolina) | 3,798.65 mi (6,113.34 km) |
| Dorchester to Morro Bay (California) | 5,411.76 mi (8,709.38 km) |
| Dorchester to Morton (Illinois) | 4,012.88 mi (6,458.11 km) |
| Dorchester to Morton Grove (Illinois) | 3,882.35 mi (6,248.04 km) |
| Dorchester to Moscow (Idaho) | 4,661.64 mi (7,502.18 km) |
| Dorchester to Moses Lake (Washington) | 4,706.24 mi (7,573.96 km) |
| Dorchester to Moss Bluff (Louisiana) | 4,661.48 mi (7,501.93 km) |
| Dorchester to Moss Point (Mississippi) | 4,462.42 mi (7,181.57 km) |
| Dorchester to Moultrie (Georgia) | 4,226.84 mi (6,802.44 km) |
| Dorchester to Mounds View (Minnesota) | 3,949.27 mi (6,355.73 km) |
| Dorchester to Mount Airy (North Carolina) | 3,842.64 mi (6,184.14 km) |
| Dorchester to Mount Clemens (Michigan) | 3,664.74 mi (5,897.82 km) |
| Dorchester to Mount Dora (Florida) | 4,249.83 mi (6,839.44 km) |
