| Amposta to Mauldin (South Carolina) | 4,374.14 mi (7,039.50 km) |
| Amposta to Maumee (Ohio) | 4,192.74 mi (6,747.56 km) |
| Amposta to Maumelle (Arkansas) | 4,843.43 mi (7,794.75 km) |
| Amposta to Mayagüez (Puerto Rico) | 4,251.19 mi (6,841.64 km) |
| Amposta to Mayfield Heights (Ohio) | 4,095.18 mi (6,590.55 km) |
| Amposta to Mays Chapel (Maryland) | 3,942.84 mi (6,345.38 km) |
| Amposta to Maywood (California) | 5,972.25 mi (9,611.41 km) |
| Amposta to Maywood (Illinois) | 4,366.48 mi (7,027.17 km) |
| Amposta to McAlester (Oklahoma) | 4,992.96 mi (8,035.39 km) |
| Amposta to McAllen (Texas) | 5,486.32 mi (8,829.38 km) |
| Amposta to McCalla (Alabama) | 4,655.91 mi (7,492.96 km) |
| Amposta to McComb (Mississippi) | 4,902.12 mi (7,889.20 km) |
| Amposta to McDonough (Georgia) | 4,513.37 mi (7,263.56 km) |
| Amposta to McFarland (California) | 5,924.41 mi (9,534.42 km) |
| Amposta to McHenry (Illinois) | 4,369.25 mi (7,031.63 km) |
