| Mason City to Los Alamitos (California) | 1,484.27 mi (2,388.71 km) |
| Mason City to Los Alamos (New Mexico) | 857.32 mi (1,379.72 km) |
| Mason City to Los Altos (California) | 1,566.54 mi (2,521.10 km) |
| Mason City to Los Angeles (California) | 1,489.21 mi (2,396.66 km) |
| Mason City to Los Banos (California) | 1,512.24 mi (2,433.72 km) |
| Mason City to Los Gatos (California) | 1,563.38 mi (2,516.01 km) |
| Mason City to Los Lunas (New Mexico) | 927.42 mi (1,492.54 km) |
| Mason City to Los Osos (California) | 1,565.97 mi (2,520.19 km) |
| Mason City to Loudoun Valley Estates (Virginia) | 865.33 mi (1,392.61 km) |
| Mason City to Louisville (Colorado) | 654.68 mi (1,053.61 km) |
| Mason City to Louisville (Kentucky) | 524.17 mi (843.57 km) |
| Mason City to Lovejoy (Georgia) | 824.58 mi (1,327.04 km) |
| Mason City to Loveland (Colorado) | 639.01 mi (1,028.39 km) |
| Mason City to Loveland (Ohio) | 535.48 mi (861.77 km) |
| Mason City to Loves Park (Illinois) | 220.47 mi (354.81 km) |
