| Parker to Mattoon (Illinois) | 873.92 mi (1,406.44 km) |
| Parker to Mauldin (South Carolina) | 1,276.25 mi (2,053.93 km) |
| Parker to Maumee (Ohio) | 1,114.82 mi (1,794.12 km) |
| Parker to Maumelle (Arkansas) | 752.49 mi (1,211.02 km) |
| Parker to Mayagüez (Puerto Rico) | 2,682.17 mi (4,316.53 km) |
| Parker to Mayfield Heights (Ohio) | 1,229.13 mi (1,978.10 km) |
| Parker to Mays Chapel (Maryland) | 1,493.85 mi (2,404.12 km) |
| Parker to Maywood (California) | 833.53 mi (1,341.44 km) |
| Parker to Maywood (Illinois) | 900.41 mi (1,449.08 km) |
| Parker to McAlester (Oklahoma) | 587.40 mi (945.34 km) |
| Parker to McAllen (Texas) | 992.16 mi (1,596.72 km) |
| Parker to McCalla (Alabama) | 1,073.48 mi (1,727.59 km) |
| Parker to McComb (Mississippi) | 985.61 mi (1,586.18 km) |
| Parker to McDonough (Georgia) | 1,216.81 mi (1,958.27 km) |
| Parker to McFarland (California) | 833.88 mi (1,342.00 km) |
