| Iowa City to Chambray-les-Tours | 4,286.20 mi (6,897.97 km) |
| Iowa City to Chamonix-Mont-Blanc | 4,582.53 mi (7,374.87 km) |
| Iowa City to Champigny-sur-Marne | 4,301.50 mi (6,922.59 km) |
| Iowa City to Champs-Sur-Marne | 4,303.50 mi (6,925.81 km) |
| Iowa City to Chanteloup-les-Vignes | 4,276.94 mi (6,883.07 km) |
| Iowa City to Chantepie | 4,166.72 mi (6,705.69 km) |
| Iowa City to Chantilly | 4,285.66 mi (6,897.11 km) |
| Iowa City to Chaponost | 4,507.86 mi (7,254.69 km) |
| Iowa City to Charenton-le-Pont | 4,296.91 mi (6,915.21 km) |
| Iowa City to Charleville-Mezieres | 4,348.62 mi (6,998.43 km) |
| Iowa City to Chartres | 4,275.12 mi (6,880.14 km) |
| Iowa City to Chassieu | 4,515.34 mi (7,266.73 km) |
| Iowa City to Chateau-d'Olonne | 4,218.29 mi (6,788.68 km) |
| Iowa City to Chateau-Gontier | 4,212.21 mi (6,778.89 km) |
| Iowa City to Chateau-Thierry | 4,326.75 mi (6,963.24 km) |
