| Iowa City to Dixon (California) | 1,609.09 mi (2,589.59 km) |
| Iowa City to Dixon (Illinois) | 106.51 mi (171.41 km) |
| Iowa City to Dobbs Ferry (New York) | 915.71 mi (1,473.69 km) |
| Iowa City to Doctor Phillips (Florida) | 1,073.07 mi (1,726.94 km) |
| Iowa City to Dodge City (Kansas) | 524.95 mi (844.83 km) |
| Iowa City to Dolton (Illinois) | 203.04 mi (326.76 km) |
| Iowa City to Donna (Texas) | 1,134.13 mi (1,825.20 km) |
| Iowa City to Dorado (Puerto Rico) | 2,185.43 mi (3,517.11 km) |
| Iowa City to Doral (Florida) | 1,266.31 mi (2,037.92 km) |
| Iowa City to Doraville (Georgia) | 665.60 mi (1,071.17 km) |
| Iowa City to Dothan (Alabama) | 795.93 mi (1,280.93 km) |
| Iowa City to Douglas (Arizona) | 1,223.22 mi (1,968.58 km) |
| Iowa City to Douglas (Georgia) | 849.53 mi (1,367.19 km) |
| Iowa City to Douglasville (Georgia) | 661.66 mi (1,064.84 km) |
| Iowa City to Dover (Delaware) | 858.42 mi (1,381.49 km) |
