| Mason City to Bunde | 4,375.28 mi (7,041.33 km) |
| Mason City to Burbach | 4,418.27 mi (7,110.52 km) |
| Mason City to Buren | 4,401.21 mi (7,083.07 km) |
| Mason City to Burg | 4,480.85 mi (7,211.24 km) |
| Mason City to Burgau | 4,598.85 mi (7,401.14 km) |
| Mason City to Burgdorf | 4,412.10 mi (7,100.59 km) |
| Mason City to Burghausen | 4,695.96 mi (7,557.41 km) |
| Mason City to Burgkirchen an der Alz | 4,691.89 mi (7,550.87 km) |
| Mason City to Burglengenfeld | 4,621.87 mi (7,438.17 km) |
| Mason City to Burgstadt | 4,572.23 mi (7,358.29 km) |
| Mason City to Burgthann | 4,590.17 mi (7,387.17 km) |
| Mason City to Burladingen | 4,558.77 mi (7,336.63 km) |
| Mason City to Burscheid | 4,369.75 mi (7,032.44 km) |
| Mason City to Burstadt | 4,477.80 mi (7,206.33 km) |
| Mason City to Buttelborn | 4,468.66 mi (7,191.61 km) |
