| Iowa City to Hamilton | 3,827.18 mi (6,159.25 km) |
| Iowa City to Hammersmith | 4,102.04 mi (6,601.59 km) |
| Iowa City to Hampton | 4,099.08 mi (6,596.83 km) |
| Iowa City to Hamworthy | 4,060.70 mi (6,535.06 km) |
| Iowa City to Handsworth | 3,995.93 mi (6,430.84 km) |
| Iowa City to Hanwell | 4,097.18 mi (6,593.78 km) |
| Iowa City to Harborne | 4,005.36 mi (6,446.00 km) |
| Iowa City to Harlow | 4,105.27 mi (6,606.79 km) |
| Iowa City to Harpenden | 4,086.12 mi (6,575.97 km) |
| Iowa City to Harrogate | 3,970.89 mi (6,390.53 km) |
| Iowa City to Harrow | 4,094.32 mi (6,589.17 km) |
| Iowa City to Harrow on the Hill | 4,095.45 mi (6,590.99 km) |
| Iowa City to Harrow Weald | 4,093.90 mi (6,588.49 km) |
| Iowa City to Hartlepool | 3,960.32 mi (6,373.52 km) |
| Iowa City to Harwich | 4,141.89 mi (6,665.73 km) |
