| Mason City to Wodzislaw Slaski | 4,799.15 mi (7,723.49 km) |
| Mason City to Wolomin | 4,773.14 mi (7,681.62 km) |
| Mason City to Wolow | 4,677.64 mi (7,527.94 km) |
| Mason City to Wolsztyn | 4,625.60 mi (7,444.18 km) |
| Mason City to Wroclaw | 4,701.34 mi (7,566.07 km) |
| Mason City to Wronki | 4,607.28 mi (7,414.70 km) |
| Mason City to Wrzesnia | 4,661.73 mi (7,502.34 km) |
| Mason City to Wschowa | 4,646.51 mi (7,477.83 km) |
| Mason City to Wysokie Mazowieckie | 4,782.81 mi (7,697.19 km) |
| Mason City to Wyszkow | 4,767.57 mi (7,672.65 km) |
| Mason City to Zabki | 4,771.89 mi (7,679.61 km) |
| Mason City to Zabkowice Slaskie | 4,718.95 mi (7,594.42 km) |
| Mason City to Zabrze | 4,795.23 mi (7,717.18 km) |
| Mason City to Zagan | 4,622.84 mi (7,439.74 km) |
| Mason City to Zakopane | 4,880.99 mi (7,855.19 km) |
