| Omaha to Mattoon (Illinois) | 423.04 mi (680.82 km) |
| Omaha to Mauldin (South Carolina) | 870.56 mi (1,401.02 km) |
| Omaha to Maumee (Ohio) | 641.75 mi (1,032.79 km) |
| Omaha to Maumelle (Arkansas) | 485.34 mi (781.07 km) |
| Omaha to Mayagüez (Puerto Rico) | 2,334.74 mi (3,757.41 km) |
| Omaha to Mayfield Heights (Ohio) | 756.08 mi (1,216.79 km) |
| Omaha to Mays Chapel (Maryland) | 1,027.22 mi (1,653.16 km) |
| Omaha to Maywood (California) | 1,306.70 mi (2,102.93 km) |
| Omaha to Maywood (Illinois) | 426.29 mi (686.04 km) |
| Omaha to McAlester (Oklahoma) | 438.11 mi (705.07 km) |
| Omaha to McAllen (Texas) | 1,046.51 mi (1,684.19 km) |
| Omaha to McCalla (Alabama) | 739.78 mi (1,190.56 km) |
| Omaha to McComb (Mississippi) | 758.41 mi (1,220.55 km) |
| Omaha to McDonough (Georgia) | 846.84 mi (1,362.85 km) |
| Omaha to McFarland (California) | 1,307.81 mi (2,104.72 km) |
