| Pharr to Mattoon (Illinois) | 1,080.59 mi (1,739.05 km) |
| Pharr to Mauldin (South Carolina) | 1,115.47 mi (1,795.18 km) |
| Pharr to Maumee (Ohio) | 1,347.53 mi (2,168.64 km) |
| Pharr to Maumelle (Arkansas) | 691.59 mi (1,113.01 km) |
| Pharr to Mayagüez (Puerto Rico) | 2,055.70 mi (3,308.33 km) |
| Pharr to Mayfield Heights (Ohio) | 1,425.53 mi (2,294.16 km) |
| Pharr to Mays Chapel (Maryland) | 1,543.90 mi (2,484.67 km) |
| Pharr to Maywood (California) | 1,308.94 mi (2,106.53 km) |
| Pharr to Maywood (Illinois) | 1,234.46 mi (1,986.68 km) |
| Pharr to McAlester (Oklahoma) | 621.85 mi (1,000.78 km) |
| Pharr to McAllen (Texas) | 5.25 mi (8.44 km) |
| Pharr to McCalla (Alabama) | 830.52 mi (1,336.59 km) |
| Pharr to McComb (Mississippi) | 584.34 mi (940.40 km) |
| Pharr to McDonough (Georgia) | 978.86 mi (1,575.33 km) |
| Pharr to McFarland (California) | 1,405.86 mi (2,262.51 km) |
