| Mason City to Arlesheim | 4,539.00 mi (7,304.81 km) |
| Mason City to Arth | 4,590.56 mi (7,387.79 km) |
| Mason City to Baar | 4,584.41 mi (7,377.90 km) |
| Mason City to Baden | 4,564.98 mi (7,346.63 km) |
| Mason City to Basel | 4,535.24 mi (7,298.76 km) |
| Mason City to Bassersdorf | 4,577.98 mi (7,367.55 km) |
| Mason City to Bellinzona | 4,647.03 mi (7,478.67 km) |
| Mason City to Belp | 4,560.14 mi (7,338.84 km) |
| Mason City to Bern | 4,555.88 mi (7,331.97 km) |
| Mason City to Bernex | 4,537.02 mi (7,301.63 km) |
| Mason City to Biberist | 4,549.94 mi (7,322.43 km) |
| Mason City to Biel/Bienne | 4,540.66 mi (7,307.48 km) |
| Mason City to Binningen | 4,535.28 mi (7,298.82 km) |
| Mason City to Birsfelden | 4,536.50 mi (7,300.79 km) |
| Mason City to Brig-Glis | 4,602.31 mi (7,406.71 km) |
