| Derry to Mauldin (South Carolina) | 3,722.63 mi (5,990.99 km) |
| Derry to Maumee (Ohio) | 3,443.37 mi (5,541.57 km) |
| Derry to Maumelle (Arkansas) | 4,106.07 mi (6,608.09 km) |
| Derry to Mayagüez (Puerto Rico) | 4,007.10 mi (6,448.80 km) |
| Derry to Mayfield Heights (Ohio) | 3,362.14 mi (5,410.84 km) |
| Derry to Mays Chapel (Maryland) | 3,275.33 mi (5,271.14 km) |
| Derry to Maywood (California) | 5,059.38 mi (8,142.28 km) |
| Derry to Maywood (Illinois) | 3,584.78 mi (5,769.15 km) |
| Derry to McAlester (Oklahoma) | 4,228.29 mi (6,804.78 km) |
| Derry to McAllen (Texas) | 4,786.71 mi (7,703.47 km) |
| Derry to McCalla (Alabama) | 3,981.11 mi (6,406.97 km) |
| Derry to McComb (Mississippi) | 4,220.56 mi (6,792.34 km) |
| Derry to McDonough (Georgia) | 3,862.49 mi (6,216.08 km) |
| Derry to McFarland (California) | 4,996.04 mi (8,040.34 km) |
| Derry to McHenry (Illinois) | 3,579.35 mi (5,760.41 km) |
