| Mason City to Hagerstown (Maryland) | 836.66 mi (1,346.47 km) |
| Mason City to Haines City (Florida) | 1,223.18 mi (1,968.52 km) |
| Mason City to Halawa (Hawaii) | 3,962.97 mi (6,377.78 km) |
| Mason City to Half Moon Bay (California) | 1,580.93 mi (2,544.25 km) |
| Mason City to Halfway (Maryland) | 834.88 mi (1,343.60 km) |
| Mason City to Hallandale Beach (Florida) | 1,395.48 mi (2,245.81 km) |
| Mason City to Haltom City (Texas) | 747.19 mi (1,202.48 km) |
| Mason City to Ham Lake (Minnesota) | 145.50 mi (234.15 km) |
| Mason City to Hamilton (Ohio) | 517.64 mi (833.06 km) |
| Mason City to Hamilton Square (New Jersey) | 975.93 mi (1,570.61 km) |
| Mason City to Hammond (Indiana) | 309.91 mi (498.75 km) |
| Mason City to Hammond (Louisiana) | 886.46 mi (1,426.61 km) |
| Mason City to Hammonton (New Jersey) | 983.00 mi (1,581.98 km) |
| Mason City to Hampton (Virginia) | 982.00 mi (1,580.37 km) |
| Mason City to Hampton Bays (New York) | 1,070.36 mi (1,722.57 km) |
