| Mason City to Fontana (California) | 1,444.19 mi (2,324.19 km) |
| Mason City to Foothill Farms (California) | 1,494.13 mi (2,404.56 km) |
| Mason City to Fords (New Jersey) | 986.58 mi (1,587.75 km) |
| Mason City to Forest (Virginia) | 833.74 mi (1,341.78 km) |
| Mason City to Forest Acres (South Carolina) | 910.78 mi (1,465.76 km) |
| Mason City to Forest City (Florida) | 1,195.08 mi (1,923.29 km) |
| Mason City to Forest Grove (Oregon) | 1,478.55 mi (2,379.49 km) |
| Mason City to Forest Hill (Texas) | 757.46 mi (1,219.02 km) |
| Mason City to Forest Hills (Michigan) | 389.36 mi (626.61 km) |
| Mason City to Forest Lake (Minnesota) | 145.93 mi (234.84 km) |
| Mason City to Forest Park (Georgia) | 812.97 mi (1,308.35 km) |
| Mason City to Forest Park (Illinois) | 288.08 mi (463.62 km) |
| Mason City to Forest Park (Ohio) | 523.48 mi (842.46 km) |
| Mason City to Forestville (Maryland) | 899.95 mi (1,448.34 km) |
| Mason City to Forestville (Ohio) | 540.07 mi (869.16 km) |
