| Key West to Marietta (Georgia) | 669.70 mi (1,077.77 km) |
| Key West to Marietta (Ohio) | 1,026.90 mi (1,652.64 km) |
| Key West to Marina (California) | 2,501.04 mi (4,025.04 km) |
| Key West to Marinette (Wisconsin) | 1,455.36 mi (2,342.18 km) |
| Key West to Marion (Arkansas) | 890.92 mi (1,433.80 km) |
| Key West to Marion (Illinois) | 1,002.90 mi (1,614.02 km) |
| Key West to Marion (Indiana) | 1,127.07 mi (1,813.84 km) |
| Key West to Marion (Iowa) | 1,331.76 mi (2,143.26 km) |
| Key West to Marion (Ohio) | 1,110.50 mi (1,787.18 km) |
| Key West to Marion Oaks (Florida) | 307.64 mi (495.10 km) |
| Key West to Markham (Illinois) | 1,225.01 mi (1,971.46 km) |
| Key West to Marlborough (Massachusetts) | 1,360.54 mi (2,189.58 km) |
| Key West to Marlton (New Jersey) | 1,131.81 mi (1,821.47 km) |
| Key West to Marquette (Michigan) | 1,550.27 mi (2,494.92 km) |
| Key West to Marrero (Louisiana) | 630.13 mi (1,014.10 km) |
