| Tuscaloosa to McHenry (Illinois) | 630.40 mi (1,014.53 km) |
| Tuscaloosa to McKeesport (Pennsylvania) | 648.95 mi (1,044.38 km) |
| Tuscaloosa to McKinleyville (California) | 2,067.85 mi (3,327.88 km) |
| Tuscaloosa to McKinney (Texas) | 528.17 mi (850.00 km) |
| Tuscaloosa to McLean (Virginia) | 698.12 mi (1,123.52 km) |
| Tuscaloosa to McMinnville (Oregon) | 2,059.41 mi (3,314.30 km) |
| Tuscaloosa to McMinnville (Tennessee) | 196.41 mi (316.10 km) |
| Tuscaloosa to McNair (Virginia) | 688.46 mi (1,107.97 km) |
| Tuscaloosa to McPherson (Kansas) | 669.02 mi (1,076.68 km) |
| Tuscaloosa to Mead Valley (California) | 1,708.38 mi (2,749.37 km) |
| Tuscaloosa to Meadow Woods (Florida) | 497.30 mi (800.33 km) |
| Tuscaloosa to Meadowbrook (Virginia) | 635.98 mi (1,023.52 km) |
| Tuscaloosa to Meadville (Pennsylvania) | 707.73 mi (1,138.98 km) |
| Tuscaloosa to Mebane (North Carolina) | 508.49 mi (818.33 km) |
| Tuscaloosa to Mechanicsville (Virginia) | 647.48 mi (1,042.03 km) |
