| Mason City to Anderson (California) | 1,502.54 mi (2,418.10 km) |
| Mason City to Anderson (Indiana) | 441.55 mi (710.61 km) |
| Mason City to Anderson (South Carolina) | 822.02 mi (1,322.91 km) |
| Mason City to Anderson Creek (North Carolina) | 934.92 mi (1,504.60 km) |
| Mason City to Andover (Kansas) | 430.28 mi (692.46 km) |
| Mason City to Andover (Minnesota) | 145.81 mi (234.66 km) |
| Mason City to Andrews (Texas) | 904.70 mi (1,455.97 km) |
| Mason City to Angleton (Texas) | 973.56 mi (1,566.80 km) |
| Mason City to Ankeny (Iowa) | 100.24 mi (161.32 km) |
| Mason City to Ann Arbor (Michigan) | 484.20 mi (779.25 km) |
| Mason City to Anna (Texas) | 701.04 mi (1,128.21 km) |
| Mason City to Annandale (Virginia) | 884.61 mi (1,423.64 km) |
| Mason City to Annapolis (Maryland) | 914.57 mi (1,471.85 km) |
| Mason City to Annapolis Neck (Maryland) | 915.64 mi (1,473.58 km) |
| Mason City to Anniston (Alabama) | 766.54 mi (1,233.62 km) |
