| Fort Pierce to McKeesport (Pennsylvania) | 892.88 mi (1,436.96 km) |
| Fort Pierce to McKinleyville (California) | 2,637.13 mi (4,244.06 km) |
| Fort Pierce to McKinney (Texas) | 1,050.73 mi (1,690.98 km) |
| Fort Pierce to McLean (Virginia) | 816.23 mi (1,313.59 km) |
| Fort Pierce to McMinnville (Oregon) | 2,642.66 mi (4,252.95 km) |
| Fort Pierce to McMinnville (Tennessee) | 654.14 mi (1,052.73 km) |
| Fort Pierce to McNair (Virginia) | 814.06 mi (1,310.10 km) |
| Fort Pierce to McPherson (Kansas) | 1,253.81 mi (2,017.81 km) |
| Fort Pierce to Mead Valley (California) | 2,228.21 mi (3,585.96 km) |
| Fort Pierce to Meadow Woods (Florida) | 89.51 mi (144.06 km) |
| Fort Pierce to Meadowbrook (Virginia) | 711.10 mi (1,144.41 km) |
| Fort Pierce to Meadville (Pennsylvania) | 982.71 mi (1,581.53 km) |
| Fort Pierce to Mebane (North Carolina) | 601.60 mi (968.19 km) |
| Fort Pierce to Mechanicsville (Virginia) | 725.85 mi (1,168.14 km) |
| Fort Pierce to Medford (Massachusetts) | 1,159.06 mi (1,865.33 km) |
