| Mason City to Mineral Wells (Texas) | 761.32 mi (1,225.22 km) |
| Mason City to Minneapolis (Minnesota) | 125.44 mi (201.87 km) |
| Mason City to Minnehaha (Washington) | 1,454.29 mi (2,340.46 km) |
| Mason City to Minneola (Florida) | 1,189.75 mi (1,914.72 km) |
| Mason City to Minnetonka (Minnesota) | 123.90 mi (199.40 km) |
| Mason City to Minooka (Illinois) | 277.42 mi (446.47 km) |
| Mason City to Minot (North Dakota) | 524.48 mi (844.07 km) |
| Mason City to Mint Hill (North Carolina) | 867.27 mi (1,395.74 km) |
| Mason City to Miramar (Florida) | 1,390.29 mi (2,237.45 km) |
| Mason City to Mishawaka (Indiana) | 372.83 mi (600.01 km) |
| Mason City to Mission (Texas) | 1,205.82 mi (1,940.58 km) |
| Mason City to Mission Bend (Texas) | 939.51 mi (1,511.99 km) |
| Mason City to Mission Viejo (California) | 1,472.03 mi (2,369.00 km) |
| Mason City to Missoula (Montana) | 1,045.72 mi (1,682.92 km) |
| Mason City to Missouri City (Texas) | 947.53 mi (1,524.91 km) |
