| North Liberty to Mattoon (Illinois) | 231.40 mi (372.40 km) |
| North Liberty to Mauldin (South Carolina) | 696.59 mi (1,121.06 km) |
| North Liberty to Maumee (Ohio) | 410.30 mi (660.32 km) |
| North Liberty to Maumelle (Arkansas) | 478.07 mi (769.39 km) |
| North Liberty to Mayagüez (Puerto Rico) | 2,173.08 mi (3,497.23 km) |
| North Liberty to Mayfield Heights (Ohio) | 524.51 mi (844.12 km) |
| North Liberty to Mays Chapel (Maryland) | 799.88 mi (1,287.28 km) |
| North Liberty to Maywood (California) | 1,537.90 mi (2,475.01 km) |
| North Liberty to Maywood (Illinois) | 194.20 mi (312.54 km) |
| North Liberty to McAlester (Oklahoma) | 522.14 mi (840.30 km) |
| North Liberty to McAllen (Texas) | 1,136.68 mi (1,829.32 km) |
| North Liberty to McCalla (Alabama) | 634.72 mi (1,021.48 km) |
| North Liberty to McComb (Mississippi) | 728.19 mi (1,171.91 km) |
| North Liberty to McDonough (Georgia) | 703.66 mi (1,132.43 km) |
| North Liberty to McFarland (California) | 1,540.01 mi (2,478.41 km) |
