| Lac to Mauldin (South Carolina) | 5,213.16 mi (8,389.78 km) |
| Lac to Maumee (Ohio) | 4,964.47 mi (7,989.55 km) |
| Lac to Maumelle (Arkansas) | 5,627.17 mi (9,056.05 km) |
| Lac to Mayagüez (Puerto Rico) | 5,232.42 mi (8,420.77 km) |
| Lac to Mayfield Heights (Ohio) | 4,878.61 mi (7,851.37 km) |
| Lac to Mays Chapel (Maryland) | 4,768.90 mi (7,674.81 km) |
| Lac to Maywood (California) | 6,568.79 mi (10,571.44 km) |
| Lac to Maywood (Illinois) | 5,112.80 mi (8,228.26 km) |
| Lac to McAlester (Oklahoma) | 5,755.39 mi (9,262.40 km) |
| Lac to McAllen (Texas) | 6,300.55 mi (10,139.76 km) |
| Lac to McCalla (Alabama) | 5,482.46 mi (8,823.17 km) |
| Lac to McComb (Mississippi) | 5,725.74 mi (9,214.69 km) |
| Lac to McDonough (Georgia) | 5,353.77 mi (8,616.05 km) |
| Lac to McFarland (California) | 6,497.26 mi (10,456.32 km) |
| Lac to McHenry (Illinois) | 5,108.54 mi (8,221.40 km) |
