| Iowa City to Tutzing | 4,665.99 mi (7,509.19 km) |
| Iowa City to Twist | 4,323.54 mi (6,958.06 km) |
| Iowa City to Twistringen | 4,372.46 mi (7,036.80 km) |
| Iowa City to Ubach-Palenberg | 4,356.17 mi (7,010.58 km) |
| Iowa City to Uberherrn | 4,442.51 mi (7,149.52 km) |
| Iowa City to Uberlingen | 4,593.97 mi (7,393.28 km) |
| Iowa City to Ubstadt-Weiher | 4,516.69 mi (7,268.92 km) |
| Iowa City to Ueckermunde | 4,514.35 mi (7,265.14 km) |
| Iowa City to Uelzen | 4,431.22 mi (7,131.36 km) |
| Iowa City to Uetersen | 4,372.18 mi (7,036.35 km) |
| Iowa City to Uetze | 4,439.03 mi (7,143.92 km) |
| Iowa City to Uhingen | 4,570.87 mi (7,356.10 km) |
| Iowa City to Ulm | 4,597.87 mi (7,399.56 km) |
| Iowa City to Unna | 4,388.50 mi (7,062.60 km) |
| Iowa City to Unterfohring | 4,667.47 mi (7,511.57 km) |
