| Ericeira to Mauldin (South Carolina) | 3,928.83 mi (6,322.84 km) |
| Ericeira to Maumee (Ohio) | 3,792.38 mi (6,103.24 km) |
| Ericeira to Maumelle (Arkansas) | 4,426.69 mi (7,124.06 km) |
| Ericeira to Mayagüez (Puerto Rico) | 3,715.92 mi (5,980.20 km) |
| Ericeira to Mayfield Heights (Ohio) | 3,688.86 mi (5,936.65 km) |
| Ericeira to Mays Chapel (Maryland) | 3,511.05 mi (5,650.49 km) |
| Ericeira to Maywood (California) | 5,646.06 mi (9,086.45 km) |
| Ericeira to Maywood (Illinois) | 3,979.33 mi (6,404.11 km) |
| Ericeira to McAlester (Oklahoma) | 4,587.04 mi (7,382.12 km) |
| Ericeira to McAllen (Texas) | 5,044.82 mi (8,118.86 km) |
| Ericeira to McCalla (Alabama) | 4,215.34 mi (6,783.94 km) |
| Ericeira to McComb (Mississippi) | 4,460.80 mi (7,178.97 km) |
| Ericeira to McDonough (Georgia) | 4,065.74 mi (6,543.17 km) |
| Ericeira to McFarland (California) | 5,612.15 mi (9,031.88 km) |
| Ericeira to McHenry (Illinois) | 3,986.44 mi (6,415.55 km) |
