| Swanage to Mauldin (South Carolina) | 4,014.98 mi (6,461.49 km) |
| Swanage to Maumee (Ohio) | 3,762.68 mi (6,055.45 km) |
| Swanage to Maumelle (Arkansas) | 4,425.20 mi (7,121.67 km) |
| Swanage to Mayagüez (Puerto Rico) | 4,170.91 mi (6,712.43 km) |
| Swanage to Mayfield Heights (Ohio) | 3,676.32 mi (5,916.47 km) |
| Swanage to Mays Chapel (Maryland) | 3,569.50 mi (5,744.56 km) |
| Swanage to Maywood (California) | 5,423.36 mi (8,728.06 km) |
| Swanage to Maywood (Illinois) | 3,913.79 mi (6,298.63 km) |
| Swanage to McAlester (Oklahoma) | 4,555.35 mi (7,331.13 km) |
| Swanage to McAllen (Texas) | 5,098.35 mi (8,205.00 km) |
| Swanage to McCalla (Alabama) | 4,281.85 mi (6,890.97 km) |
| Swanage to McComb (Mississippi) | 4,524.51 mi (7,281.50 km) |
| Swanage to McDonough (Georgia) | 4,155.52 mi (6,687.66 km) |
| Swanage to McFarland (California) | 5,362.81 mi (8,630.62 km) |
| Swanage to McHenry (Illinois) | 3,910.56 mi (6,293.44 km) |
