| Iowa City to Cermik | 6,119.18 mi (9,847.86 km) |
| Iowa City to Cesme | 5,668.42 mi (9,122.44 km) |
| Iowa City to Ceyhan | 6,066.12 mi (9,762.47 km) |
| Iowa City to Ceylanpinar | 6,211.39 mi (9,996.27 km) |
| Iowa City to Cicekdagi | 5,878.01 mi (9,459.74 km) |
| Iowa City to Cide | 5,708.25 mi (9,186.54 km) |
| Iowa City to Cifteler | 5,778.66 mi (9,299.86 km) |
| Iowa City to Ciftlik | 5,959.57 mi (9,591.00 km) |
| Iowa City to Ciftlikkoy | 5,652.75 mi (9,097.22 km) |
| Iowa City to Cihanbeyli | 5,881.19 mi (9,464.86 km) |
| Iowa City to Cildir | 6,053.73 mi (9,742.54 km) |
| Iowa City to Cilimli | 5,698.00 mi (9,170.04 km) |
| Iowa City to Cinar | 6,172.24 mi (9,933.25 km) |
| Iowa City to Cinarcik | 5,646.79 mi (9,087.63 km) |
| Iowa City to Cine | 5,768.62 mi (9,283.70 km) |
