| Mason City to Yuncos | 4,384.50 mi (7,056.18 km) |
| Mason City to Zafra | 4,339.34 mi (6,983.50 km) |
| Mason City to Zamora | 4,247.44 mi (6,835.60 km) |
| Mason City to Zaragoza | 4,447.93 mi (7,158.26 km) |
| Mason City to Zarautz | 4,329.22 mi (6,967.21 km) |
| Mason City to Zuera | 4,442.99 mi (7,150.31 km) |
| Mason City to Zumaia | 4,324.95 mi (6,960.33 km) |
| Mason City to Zumarraga | 4,330.91 mi (6,969.93 km) |
| Mason City to Longyearbyen | 3,564.00 mi (5,735.71 km) |
| Mason City to Ahus | 4,398.96 mi (7,079.44 km) |
| Mason City to Akersberga | 4,355.57 mi (7,009.61 km) |
| Mason City to Alingsas | 4,261.23 mi (6,857.79 km) |
| Mason City to Almhult | 4,367.01 mi (7,028.02 km) |
| Mason City to Alta | 4,362.89 mi (7,021.39 km) |
| Mason City to Amal | 4,219.59 mi (6,790.78 km) |
