| Dubuque to Chambray-les-Tours | 4,216.48 mi (6,785.78 km) |
| Dubuque to Chamonix-Mont-Blanc | 4,512.41 mi (7,262.02 km) |
| Dubuque to Champigny-sur-Marne | 4,231.15 mi (6,809.38 km) |
| Dubuque to Champs-Sur-Marne | 4,233.14 mi (6,812.58 km) |
| Dubuque to Chanteloup-les-Vignes | 4,206.61 mi (6,769.88 km) |
| Dubuque to Chantepie | 4,097.07 mi (6,593.60 km) |
| Dubuque to Chantilly | 4,215.23 mi (6,783.76 km) |
| Dubuque to Chaponost | 4,438.07 mi (7,142.39 km) |
| Dubuque to Charenton-le-Pont | 4,226.58 mi (6,802.02 km) |
| Dubuque to Charleville-Mezieres | 4,277.83 mi (6,884.50 km) |
| Dubuque to Chartres | 4,204.99 mi (6,767.27 km) |
| Dubuque to Chassieu | 4,445.51 mi (7,154.36 km) |
| Dubuque to Chateau-d'Olonne | 4,149.18 mi (6,677.46 km) |
| Dubuque to Chateau-Gontier | 4,142.52 mi (6,666.75 km) |
| Dubuque to Chateau-Thierry | 4,256.26 mi (6,849.79 km) |
