| Iowa City to Des Plaines (Illinois) | 188.62 mi (303.56 km) |
| Iowa City to Desert Hot Springs (California) | 1,458.91 mi (2,347.90 km) |
| Iowa City to DeSoto (Texas) | 690.92 mi (1,111.93 km) |
| Iowa City to Destin (Florida) | 827.43 mi (1,331.61 km) |
| Iowa City to Destrehan (Louisiana) | 810.53 mi (1,304.42 km) |
| Iowa City to Detroit (Michigan) | 435.33 mi (700.60 km) |
| Iowa City to Diamond Bar (California) | 1,521.64 mi (2,448.84 km) |
| Iowa City to Diamond Springs (California) | 1,553.21 mi (2,499.65 km) |
| Iowa City to Dickinson (North Dakota) | 663.31 mi (1,067.49 km) |
| Iowa City to Dickinson (Texas) | 865.81 mi (1,393.39 km) |
| Iowa City to Dickson (Tennessee) | 446.49 mi (718.55 km) |
| Iowa City to Difficult Run (Virginia) | 770.47 mi (1,239.95 km) |
| Iowa City to Dinuba (California) | 1,528.21 mi (2,459.42 km) |
| Iowa City to Discovery Bay (California) | 1,609.08 mi (2,589.56 km) |
| Iowa City to Dix Hills (New York) | 945.43 mi (1,521.53 km) |
