| Iowa City to Delitzsch | 4,550.77 mi (7,323.76 km) |
| Iowa City to Delmenhorst | 4,362.02 mi (7,019.99 km) |
| Iowa City to Demmin | 4,474.93 mi (7,201.70 km) |
| Iowa City to Denkendorf | 4,561.24 mi (7,340.61 km) |
| Iowa City to Denzlingen | 4,533.80 mi (7,296.45 km) |
| Iowa City to Dessau-Rosslau | 4,534.21 mi (7,297.10 km) |
| Iowa City to Detmold | 4,414.57 mi (7,104.56 km) |
| Iowa City to Dettingen an der Erms | 4,569.16 mi (7,353.36 km) |
| Iowa City to Dieburg | 4,495.09 mi (7,234.15 km) |
| Iowa City to Diedorf | 4,628.57 mi (7,448.96 km) |
| Iowa City to Dielheim | 4,515.95 mi (7,267.72 km) |
| Iowa City to Diepholz | 4,370.40 mi (7,033.47 km) |
| Iowa City to Diessen am Ammersee | 4,657.62 mi (7,495.72 km) |
| Iowa City to Dietzenbach | 4,487.97 mi (7,222.69 km) |
| Iowa City to Diez | 4,446.13 mi (7,155.35 km) |
