| Thornton to Marysville (California) | 5,085.75 mi (8,184.72 km) |
| Thornton to Marysville (Ohio) | 3,731.52 mi (6,005.31 km) |
| Thornton to Marysville (Washington) | 4,584.04 mi (7,377.31 km) |
| Thornton to Maryville (Missouri) | 4,151.97 mi (6,681.95 km) |
| Thornton to Maryville (Tennessee) | 3,974.13 mi (6,395.74 km) |
| Thornton to Mason (Ohio) | 3,809.34 mi (6,130.54 km) |
| Thornton to Mason City (Iowa) | 3,952.39 mi (6,360.76 km) |
| Thornton to Massapequa (New York) | 3,327.33 mi (5,354.82 km) |
| Thornton to Massapequa Park (New York) | 3,325.86 mi (5,352.46 km) |
| Thornton to Massillon (Ohio) | 3,635.11 mi (5,850.15 km) |
| Thornton to Mastic (New York) | 3,296.31 mi (5,304.90 km) |
| Thornton to Mastic Beach (New York) | 3,297.83 mi (5,307.35 km) |
| Thornton to Matteson (Illinois) | 3,834.73 mi (6,171.40 km) |
| Thornton to Matthews (North Carolina) | 3,877.15 mi (6,239.67 km) |
| Thornton to Mattoon (Illinois) | 3,956.79 mi (6,367.84 km) |
