| Cartagena to Mauldin (South Carolina) | 4,387.18 mi (7,060.49 km) |
| Cartagena to Maumee (Ohio) | 4,234.83 mi (6,815.30 km) |
| Cartagena to Maumelle (Arkansas) | 4,876.21 mi (7,847.51 km) |
| Cartagena to Mayagüez (Puerto Rico) | 4,169.29 mi (6,709.82 km) |
| Cartagena to Mayfield Heights (Ohio) | 4,133.54 mi (6,652.29 km) |
| Cartagena to Mays Chapel (Maryland) | 3,964.79 mi (6,380.71 km) |
| Cartagena to Maywood (California) | 6,057.04 mi (9,747.86 km) |
| Cartagena to Maywood (Illinois) | 4,416.54 mi (7,107.74 km) |
| Cartagena to McAlester (Oklahoma) | 5,032.70 mi (8,099.34 km) |
| Cartagena to McAllen (Texas) | 5,502.93 mi (8,856.12 km) |
| Cartagena to McCalla (Alabama) | 4,672.55 mi (7,519.75 km) |
| Cartagena to McComb (Mississippi) | 4,918.43 mi (7,915.45 km) |
| Cartagena to McDonough (Georgia) | 4,524.85 mi (7,282.05 km) |
| Cartagena to McFarland (California) | 6,015.85 mi (9,681.57 km) |
| Cartagena to McHenry (Illinois) | 4,421.79 mi (7,116.18 km) |
