| Mason City to Kihei (Hawaii) | 3,915.02 mi (6,300.61 km) |
| Mason City to Kilgore (Texas) | 748.27 mi (1,204.23 km) |
| Mason City to Killeen (Texas) | 870.36 mi (1,400.72 km) |
| Mason City to King City (California) | 1,552.20 mi (2,498.02 km) |
| Mason City to King of Prussia (Pennsylvania) | 942.17 mi (1,516.28 km) |
| Mason City to Kingman (Arizona) | 1,237.39 mi (1,991.39 km) |
| Mason City to Kings Mountain (North Carolina) | 836.14 mi (1,345.64 km) |
| Mason City to Kings Park (New York) | 1,033.49 mi (1,663.23 km) |
| Mason City to Kings Park West (Virginia) | 880.23 mi (1,416.59 km) |
| Mason City to Kingsburg (California) | 1,464.38 mi (2,356.70 km) |
| Mason City to Kingsland (Georgia) | 1,059.40 mi (1,704.94 km) |
| Mason City to Kingsport (Tennessee) | 726.41 mi (1,169.04 km) |
| Mason City to Kingston (New York) | 979.06 mi (1,575.65 km) |
| Mason City to Kingston (Pennsylvania) | 893.87 mi (1,438.55 km) |
| Mason City to Kingstowne (Virginia) | 889.16 mi (1,430.97 km) |
