| Iowa City to Heswall | 3,935.13 mi (6,332.98 km) |
| Iowa City to Hetton le Hole | 3,947.70 mi (6,353.21 km) |
| Iowa City to Hexham | 3,919.91 mi (6,308.49 km) |
| Iowa City to Heysham | 3,920.20 mi (6,308.96 km) |
| Iowa City to Heywood | 3,959.05 mi (6,371.48 km) |
| Iowa City to High Blantyre | 3,824.67 mi (6,155.21 km) |
| Iowa City to High Wycombe | 4,077.78 mi (6,562.55 km) |
| Iowa City to Highbury | 4,104.70 mi (6,605.88 km) |
| Iowa City to Highgate | 4,102.25 mi (6,601.93 km) |
| Iowa City to Hilsea | 4,092.83 mi (6,586.77 km) |
| Iowa City to Hinckley | 4,024.07 mi (6,476.11 km) |
| Iowa City to Hindley | 3,948.14 mi (6,353.91 km) |
| Iowa City to Hipperholme | 3,969.51 mi (6,388.30 km) |
| Iowa City to Hitchin | 4,084.29 mi (6,573.02 km) |
| Iowa City to Hockley | 4,130.26 mi (6,647.01 km) |
