| Acton to Mauldin (South Carolina) | 4,065.69 mi (6,543.10 km) |
| Acton to Maumee (Ohio) | 3,803.15 mi (6,120.57 km) |
| Acton to Maumelle (Arkansas) | 4,466.04 mi (7,187.39 km) |
| Acton to Mayagüez (Puerto Rico) | 4,251.18 mi (6,841.61 km) |
| Acton to Mayfield Heights (Ohio) | 3,718.85 mi (5,984.91 km) |
| Acton to Mays Chapel (Maryland) | 3,619.32 mi (5,824.73 km) |
| Acton to Maywood (California) | 5,437.46 mi (8,750.74 km) |
| Acton to Maywood (Illinois) | 3,950.00 mi (6,356.92 km) |
| Acton to McAlester (Oklahoma) | 4,592.72 mi (7,391.27 km) |
| Acton to McAllen (Texas) | 5,142.53 mi (8,276.11 km) |
| Acton to McCalla (Alabama) | 4,329.79 mi (6,968.13 km) |
| Acton to McComb (Mississippi) | 4,571.41 mi (7,356.97 km) |
| Acton to McDonough (Georgia) | 4,206.08 mi (6,769.04 km) |
| Acton to McFarland (California) | 5,374.06 mi (8,648.71 km) |
| Acton to McHenry (Illinois) | 3,945.73 mi (6,350.04 km) |
