| Mason City to Hisarcik | 5,703.46 mi (9,178.84 km) |
| Mason City to Hizan | 6,165.02 mi (9,921.64 km) |
| Mason City to Hopa | 5,950.07 mi (9,575.72 km) |
| Mason City to Huyuk | 5,852.47 mi (9,418.64 km) |
| Mason City to Idil | 6,202.58 mi (9,982.08 km) |
| Mason City to Igdir | 6,107.42 mi (9,828.94 km) |
| Mason City to Ihsaniye | 5,754.39 mi (9,260.80 km) |
| Mason City to Ilic | 5,983.23 mi (9,629.07 km) |
| Mason City to Ilica | 6,026.64 mi (9,698.94 km) |
| Mason City to Incesu | 5,929.40 mi (9,542.44 km) |
| Mason City to Incirliova | 5,727.64 mi (9,217.75 km) |
| Mason City to Inebolu | 5,697.25 mi (9,168.84 km) |
| Mason City to Inegol | 5,667.63 mi (9,121.16 km) |
| Mason City to Ipsala | 5,518.71 mi (8,881.51 km) |
| Mason City to Iskenderun | 6,075.87 mi (9,778.17 km) |
