| Dorchester to Mitchell (South Dakota) | 4,189.28 mi (6,742.00 km) |
| Dorchester to Mitchellville (Maryland) | 3,575.77 mi (5,754.65 km) |
| Dorchester to Moberly (Missouri) | 4,184.45 mi (6,734.22 km) |
| Dorchester to Mobile (Alabama) | 4,432.69 mi (7,133.72 km) |
| Dorchester to Modesto (California) | 5,287.85 mi (8,509.97 km) |
| Dorchester to Mokena (Illinois) | 3,908.80 mi (6,290.61 km) |
| Dorchester to Moline (Illinois) | 4,012.68 mi (6,457.78 km) |
| Dorchester to Moncks Corner (South Carolina) | 3,971.67 mi (6,391.78 km) |
| Dorchester to Monfort Heights (Ohio) | 3,885.08 mi (6,252.43 km) |
| Dorchester to Monmouth (Oregon) | 4,945.26 mi (7,958.63 km) |
| Dorchester to Monroe (Georgia) | 4,098.16 mi (6,595.35 km) |
| Dorchester to Monroe (Louisiana) | 4,504.96 mi (7,250.03 km) |
| Dorchester to Monroe (Michigan) | 3,714.34 mi (5,977.66 km) |
| Dorchester to Monroe (North Carolina) | 3,909.34 mi (6,291.47 km) |
| Dorchester to Monroe (Ohio) | 3,863.41 mi (6,217.56 km) |
