| Harstad to Mauldin (South Carolina) | 4,208.50 mi (6,772.93 km) |
| Harstad to Maumee (Ohio) | 3,814.09 mi (6,138.18 km) |
| Harstad to Maumelle (Arkansas) | 4,430.41 mi (7,130.06 km) |
| Harstad to Mayagüez (Puerto Rico) | 4,891.26 mi (7,871.73 km) |
| Harstad to Mayfield Heights (Ohio) | 3,767.43 mi (6,063.10 km) |
| Harstad to Mays Chapel (Maryland) | 3,785.30 mi (6,091.86 km) |
| Harstad to Maywood (California) | 4,969.86 mi (7,998.21 km) |
| Harstad to Maywood (Illinois) | 3,886.86 mi (6,255.30 km) |
| Harstad to McAlester (Oklahoma) | 4,497.31 mi (7,237.73 km) |
| Harstad to McAllen (Texas) | 5,111.49 mi (8,226.15 km) |
| Harstad to McCalla (Alabama) | 4,410.53 mi (7,098.06 km) |
| Harstad to McComb (Mississippi) | 4,618.99 mi (7,433.54 km) |
| Harstad to McDonough (Georgia) | 4,336.06 mi (6,978.21 km) |
| Harstad to McFarland (California) | 4,873.48 mi (7,843.11 km) |
| Harstad to McHenry (Illinois) | 3,867.81 mi (6,224.64 km) |
