| Blackburn to Mauldin (South Carolina) | 3,932.55 mi (6,328.83 km) |
| Blackburn to Maumee (Ohio) | 3,656.52 mi (5,884.60 km) |
| Blackburn to Maumelle (Arkansas) | 4,319.29 mi (6,951.22 km) |
| Blackburn to Mayagüez (Puerto Rico) | 4,180.60 mi (6,728.03 km) |
| Blackburn to Mayfield Heights (Ohio) | 3,574.86 mi (5,753.18 km) |
| Blackburn to Mays Chapel (Maryland) | 3,485.38 mi (5,609.18 km) |
| Blackburn to Maywood (California) | 5,266.50 mi (8,475.61 km) |
| Blackburn to Maywood (Illinois) | 3,798.36 mi (6,112.86 km) |
| Blackburn to McAlester (Oklahoma) | 4,441.85 mi (7,148.47 km) |
| Blackburn to McAllen (Texas) | 4,999.42 mi (8,045.78 km) |
| Blackburn to McCalla (Alabama) | 4,192.39 mi (6,747.00 km) |
| Blackburn to McComb (Mississippi) | 4,432.33 mi (7,133.15 km) |
| Blackburn to McDonough (Georgia) | 4,072.58 mi (6,554.18 km) |
| Blackburn to McFarland (California) | 5,201.50 mi (8,371.00 km) |
| Blackburn to McHenry (Illinois) | 3,792.94 mi (6,104.15 km) |
