| Cantanhede to Mauldin (South Carolina) | 3,937.04 mi (6,336.05 km) |
| Cantanhede to Maumee (Ohio) | 3,786.07 mi (6,093.09 km) |
| Cantanhede to Maumelle (Arkansas) | 4,426.03 mi (7,123.00 km) |
| Cantanhede to Mayagüez (Puerto Rico) | 3,768.92 mi (6,065.49 km) |
| Cantanhede to Mayfield Heights (Ohio) | 3,684.20 mi (5,929.15 km) |
| Cantanhede to Mays Chapel (Maryland) | 3,514.23 mi (5,655.60 km) |
| Cantanhede to Maywood (California) | 5,622.33 mi (9,048.27 km) |
| Cantanhede to Maywood (Illinois) | 3,969.43 mi (6,388.18 km) |
| Cantanhede to McAlester (Oklahoma) | 4,583.26 mi (7,376.04 km) |
| Cantanhede to McAllen (Texas) | 5,052.66 mi (8,131.47 km) |
| Cantanhede to McCalla (Alabama) | 4,222.18 mi (6,794.95 km) |
| Cantanhede to McComb (Mississippi) | 4,468.11 mi (7,190.73 km) |
| Cantanhede to McDonough (Georgia) | 4,074.88 mi (6,557.88 km) |
| Cantanhede to McFarland (California) | 5,585.13 mi (8,988.40 km) |
| Cantanhede to McHenry (Illinois) | 3,975.33 mi (6,397.68 km) |
