| Monforte del Cid to McKeesport (Pennsylvania) | 4,077.80 mi (6,562.59 km) |
| Monforte del Cid to McKinleyville (California) | 5,895.98 mi (9,488.66 km) |
| Monforte del Cid to McKinney (Texas) | 5,127.33 mi (8,251.64 km) |
| Monforte del Cid to McLean (Virginia) | 3,993.24 mi (6,426.50 km) |
| Monforte del Cid to McMinnville (Oregon) | 5,645.51 mi (9,085.57 km) |
| Monforte del Cid to McMinnville (Tennessee) | 4,515.09 mi (7,266.34 km) |
| Monforte del Cid to McNair (Virginia) | 4,003.52 mi (6,443.04 km) |
| Monforte del Cid to McPherson (Kansas) | 4,965.43 mi (7,991.09 km) |
| Monforte del Cid to Mead Valley (California) | 6,002.24 mi (9,659.68 km) |
| Monforte del Cid to Meadow Woods (Florida) | 4,556.97 mi (7,333.73 km) |
| Monforte del Cid to Meadowbrook (Virginia) | 4,053.08 mi (6,522.80 km) |
| Monforte del Cid to Meadville (Pennsylvania) | 4,052.70 mi (6,522.20 km) |
| Monforte del Cid to Mebane (North Carolina) | 4,184.28 mi (6,733.94 km) |
| Monforte del Cid to Mechanicsville (Virginia) | 4,041.23 mi (6,503.73 km) |
| Monforte del Cid to Medford (Massachusetts) | 3,605.41 mi (5,802.34 km) |
