| Iowa City to Ukiah (California) | 1,666.45 mi (2,681.89 km) |
| Iowa City to Union (Missouri) | 224.01 mi (360.52 km) |
| Iowa City to Union City (California) | 1,637.57 mi (2,635.41 km) |
| Iowa City to Union City (Georgia) | 674.46 mi (1,085.44 km) |
| Iowa City to Union City (New Jersey) | 910.00 mi (1,464.51 km) |
| Iowa City to Union City (Tennessee) | 385.04 mi (619.66 km) |
| Iowa City to Union Hill-Novelty Hill (Washington) | 1,544.20 mi (2,485.15 km) |
| Iowa City to Union Park (Florida) | 1,073.61 mi (1,727.80 km) |
| Iowa City to Uniondale (New York) | 933.16 mi (1,501.78 km) |
| Iowa City to Universal City (Texas) | 918.10 mi (1,477.53 km) |
| Iowa City to University (Florida) | 1,069.07 mi (1,720.51 km) |
| Iowa City to University City (Missouri) | 216.08 mi (347.74 km) |
| Iowa City to University Heights (Ohio) | 516.46 mi (831.17 km) |
| Iowa City to University of California-Santa Barbara (California) | 1,612.14 mi (2,594.49 km) |
| Iowa City to University Park (Texas) | 673.39 mi (1,083.71 km) |
