| Mason City to Eugene (Oregon) | 1,489.95 mi (2,397.85 km) |
| Mason City to Euless (Texas) | 741.99 mi (1,194.11 km) |
| Mason City to Eureka (California) | 1,589.41 mi (2,557.91 km) |
| Mason City to Eureka (Missouri) | 347.70 mi (559.58 km) |
| Mason City to Eustis (Florida) | 1,176.41 mi (1,893.24 km) |
| Mason City to Evans (Colorado) | 624.45 mi (1,004.95 km) |
| Mason City to Evans (Georgia) | 891.80 mi (1,435.21 km) |
| Mason City to Evanston (Illinois) | 290.12 mi (466.91 km) |
| Mason City to Evanston (Wyoming) | 916.76 mi (1,475.39 km) |
| Mason City to Evansville (Indiana) | 464.05 mi (746.81 km) |
| Mason City to Everett (Massachusetts) | 1,120.97 mi (1,804.03 km) |
| Mason City to Everett (Washington) | 1,431.20 mi (2,303.29 km) |
| Mason City to Evergreen Park (Illinois) | 297.15 mi (478.22 km) |
| Mason City to Ewa Beach (Hawaii) | 3,969.90 mi (6,388.94 km) |
| Mason City to Ewa Gentry (Hawaii) | 3,970.16 mi (6,389.35 km) |
