| Horsforth to Mauldin (South Carolina) | 3,963.90 mi (6,379.29 km) |
| Horsforth to Maumee (Ohio) | 3,685.86 mi (5,931.83 km) |
| Horsforth to Maumelle (Arkansas) | 4,348.54 mi (6,998.30 km) |
| Horsforth to Mayagüez (Puerto Rico) | 4,215.39 mi (6,784.01 km) |
| Horsforth to Mayfield Heights (Ohio) | 3,604.67 mi (5,801.15 km) |
| Horsforth to Mays Chapel (Maryland) | 3,516.68 mi (5,659.55 km) |
| Horsforth to Maywood (California) | 5,288.77 mi (8,511.46 km) |
| Horsforth to Maywood (Illinois) | 3,826.70 mi (6,158.49 km) |
| Horsforth to McAlester (Oklahoma) | 4,470.30 mi (7,194.25 km) |
| Horsforth to McAllen (Texas) | 5,029.24 mi (8,093.78 km) |
| Horsforth to McCalla (Alabama) | 4,223.15 mi (6,796.51 km) |
| Horsforth to McComb (Mississippi) | 4,462.83 mi (7,182.23 km) |
| Horsforth to McDonough (Georgia) | 4,103.87 mi (6,604.54 km) |
| Horsforth to McFarland (California) | 5,222.97 mi (8,405.56 km) |
| Horsforth to McHenry (Illinois) | 3,821.05 mi (6,149.38 km) |
