| Mason City to Alesd | 5,070.59 mi (8,160.32 km) |
| Mason City to Alexandria | 5,324.11 mi (8,568.33 km) |
| Mason City to Arad | 5,079.25 mi (8,174.27 km) |
| Mason City to Avrig | 5,203.01 mi (8,373.43 km) |
| Mason City to Babadag | 5,383.64 mi (8,664.12 km) |
| Mason City to Bacau | 5,237.87 mi (8,429.54 km) |
| Mason City to Baia Mare | 5,077.75 mi (8,171.85 km) |
| Mason City to Baia-Sprie | 5,081.95 mi (8,178.61 km) |
| Mason City to Baicoi | 5,285.25 mi (8,505.78 km) |
| Mason City to Bailesti | 5,255.43 mi (8,457.79 km) |
| Mason City to Bals | 5,263.85 mi (8,471.35 km) |
| Mason City to Baraolt | 5,223.21 mi (8,405.94 km) |
| Mason City to Barlad | 5,280.31 mi (8,497.84 km) |
| Mason City to Beclean | 5,121.39 mi (8,242.09 km) |
| Mason City to Beius | 5,089.53 mi (8,190.81 km) |
