| Iowa City to Crawfordsville (Indiana) | 266.50 mi (428.88 km) |
| Iowa City to Crest Hill (Illinois) | 176.64 mi (284.27 km) |
| Iowa City to Crestview (Florida) | 802.27 mi (1,291.13 km) |
| Iowa City to Crestwood (Illinois) | 195.68 mi (314.92 km) |
| Iowa City to Crestwood (Missouri) | 222.60 mi (358.24 km) |
| Iowa City to Creve Coeur (Missouri) | 214.67 mi (345.48 km) |
| Iowa City to Crofton (Maryland) | 802.04 mi (1,290.75 km) |
| Iowa City to Crossville (Tennessee) | 526.74 mi (847.70 km) |
| Iowa City to Crowley (Louisiana) | 791.72 mi (1,274.15 km) |
| Iowa City to Crowley (Texas) | 704.19 mi (1,133.29 km) |
| Iowa City to Crown Point (Indiana) | 217.05 mi (349.30 km) |
| Iowa City to Crystal (Minnesota) | 251.07 mi (404.07 km) |
| Iowa City to Crystal Lake (Illinois) | 168.97 mi (271.93 km) |
| Iowa City to Cudahy (California) | 1,541.37 mi (2,480.59 km) |
| Iowa City to Cudahy (Wisconsin) | 207.47 mi (333.89 km) |
