| Iowa City to Yverdon-les-Bains | 4,538.97 mi (7,304.77 km) |
| Iowa City to Zofingen | 4,567.69 mi (7,350.99 km) |
| Iowa City to Zollikon | 4,589.58 mi (7,386.21 km) |
| Iowa City to Zuchwil | 4,556.72 mi (7,333.33 km) |
| Iowa City to Zug | 4,594.44 mi (7,394.04 km) |
| Iowa City to Zurich | 4,586.85 mi (7,381.82 km) |
| Iowa City to Ra's al `Ayn | 6,211.82 mi (9,996.96 km) |
| Iowa City to Tall Abyad | 6,185.81 mi (9,955.09 km) |
| Iowa City to Acarlar | 5,746.50 mi (9,248.10 km) |
| Iowa City to Acigol | 5,939.59 mi (9,558.85 km) |
| Iowa City to Acipayam | 5,824.42 mi (9,373.49 km) |
| Iowa City to Adakli | 6,087.58 mi (9,797.01 km) |
| Iowa City to Adana | 6,051.56 mi (9,739.04 km) |
| Iowa City to Adilcevaz | 6,178.60 mi (9,943.50 km) |
| Iowa City to Adiyaman | 6,104.00 mi (9,823.43 km) |
