| Mason City to Afsin | 6,003.66 mi (9,661.96 km) |
| Mason City to Afyonkarahisar | 5,773.46 mi (9,291.49 km) |
| Mason City to Aglasun | 5,833.99 mi (9,388.90 km) |
| Mason City to Agri | 6,093.14 mi (9,805.96 km) |
| Mason City to Ahlat | 6,135.55 mi (9,874.21 km) |
| Mason City to Ahmetli | 5,699.04 mi (9,171.72 km) |
| Mason City to Akcaabat | 5,920.58 mi (9,528.25 km) |
| Mason City to Akcadag | 6,029.81 mi (9,704.05 km) |
| Mason City to Akcakale | 6,153.72 mi (9,903.45 km) |
| Mason City to Akcakoca | 5,664.75 mi (9,116.54 km) |
| Mason City to Akdagmadeni | 5,891.57 mi (9,481.57 km) |
| Mason City to Akhisar | 5,674.46 mi (9,132.16 km) |
| Mason City to Akkus | 5,860.94 mi (9,432.27 km) |
| Mason City to Aksaray | 5,907.25 mi (9,506.80 km) |
| Mason City to Aksehir | 5,824.23 mi (9,373.20 km) |
