| Iowa City to Havelock (North Carolina) | 918.54 mi (1,478.25 km) |
| Iowa City to Haverhill (Massachusetts) | 1,046.37 mi (1,683.98 km) |
| Iowa City to Havre de Grace (Maryland) | 820.54 mi (1,320.53 km) |
| Iowa City to Hawaiian Gardens (California) | 1,540.12 mi (2,478.59 km) |
| Iowa City to Hawaiian Paradise Park (Hawaii) | 3,971.77 mi (6,391.94 km) |
| Iowa City to Hawthorne (California) | 1,551.27 mi (2,496.52 km) |
| Iowa City to Hawthorne (New Jersey) | 901.40 mi (1,450.67 km) |
| Iowa City to Hayden (Idaho) | 1,303.90 mi (2,098.43 km) |
| Iowa City to Hayesville (Oregon) | 1,587.07 mi (2,554.14 km) |
| Iowa City to Hays (Kansas) | 453.05 mi (729.12 km) |
| Iowa City to Haysville (Kansas) | 419.28 mi (674.76 km) |
| Iowa City to Hayward (California) | 1,639.91 mi (2,639.17 km) |
| Iowa City to Hazel Crest (Illinois) | 198.45 mi (319.37 km) |
| Iowa City to Hazel Dell (Washington) | 1,569.96 mi (2,526.61 km) |
| Iowa City to Hazel Park (Michigan) | 435.97 mi (701.62 km) |
