| Fort Pierce to Mauldin (South Carolina) | 521.31 mi (838.97 km) |
| Fort Pierce to Maumee (Ohio) | 995.16 mi (1,601.56 km) |
| Fort Pierce to Maumelle (Arkansas) | 877.33 mi (1,411.93 km) |
| Fort Pierce to Mayagüez (Puerto Rico) | 1,053.84 mi (1,696.00 km) |
| Fort Pierce to Mayfield Heights (Ohio) | 975.68 mi (1,570.21 km) |
| Fort Pierce to Mays Chapel (Maryland) | 856.37 mi (1,378.19 km) |
| Fort Pierce to Maywood (California) | 2,280.17 mi (3,669.59 km) |
| Fort Pierce to Maywood (Illinois) | 1,084.77 mi (1,745.76 km) |
| Fort Pierce to McAlester (Oklahoma) | 1,047.25 mi (1,685.39 km) |
| Fort Pierce to McAllen (Texas) | 1,106.05 mi (1,780.02 km) |
| Fort Pierce to McCalla (Alabama) | 568.75 mi (915.31 km) |
| Fort Pierce to McComb (Mississippi) | 664.31 mi (1,069.10 km) |
| Fort Pierce to McDonough (Georgia) | 473.31 mi (761.72 km) |
| Fort Pierce to McFarland (California) | 2,343.98 mi (3,772.28 km) |
| Fort Pierce to McHenry (Illinois) | 1,123.32 mi (1,807.80 km) |
