| Parker to McHenry (Illinois) | 880.88 mi (1,417.64 km) |
| Parker to McKeesport (Pennsylvania) | 1,317.91 mi (2,120.97 km) |
| Parker to McKinleyville (California) | 1,021.39 mi (1,643.77 km) |
| Parker to McKinney (Texas) | 626.73 mi (1,008.63 km) |
| Parker to McLean (Virginia) | 1,470.96 mi (2,367.29 km) |
| Parker to McMinnville (Oregon) | 1,016.52 mi (1,635.92 km) |
| Parker to McMinnville (Tennessee) | 1,070.57 mi (1,722.91 km) |
| Parker to McNair (Virginia) | 1,459.38 mi (2,348.65 km) |
| Parker to McPherson (Kansas) | 390.23 mi (628.02 km) |
| Parker to Mead Valley (California) | 795.40 mi (1,280.07 km) |
| Parker to Meadow Woods (Florida) | 1,540.94 mi (2,479.91 km) |
| Parker to Meadowbrook (Virginia) | 1,478.17 mi (2,378.89 km) |
| Parker to Meadville (Pennsylvania) | 1,296.41 mi (2,086.37 km) |
| Parker to Mebane (North Carolina) | 1,407.38 mi (2,264.96 km) |
| Parker to Mechanicsville (Virginia) | 1,481.21 mi (2,383.78 km) |
