| Dubuque to Chenove | 4,385.46 mi (7,057.72 km) |
| Dubuque to Cherbourg | 4,043.41 mi (6,507.24 km) |
| Dubuque to Chevigny-Saint-Sauveur | 4,389.97 mi (7,064.98 km) |
| Dubuque to Chevilly-Larue | 4,226.85 mi (6,802.46 km) |
| Dubuque to Chilly-Mazarin | 4,227.68 mi (6,803.80 km) |
| Dubuque to Choisy-le-Roi | 4,229.11 mi (6,806.09 km) |
| Dubuque to Cholet | 4,163.49 mi (6,700.49 km) |
| Dubuque to Clamart | 4,222.08 mi (6,794.78 km) |
| Dubuque to Claye-Souilly | 4,232.88 mi (6,812.16 km) |
| Dubuque to Clermont | 4,206.24 mi (6,769.29 km) |
| Dubuque to Clermont-Ferrand | 4,369.61 mi (7,032.21 km) |
| Dubuque to Clermont-l'Herault | 4,469.22 mi (7,192.51 km) |
| Dubuque to Clichy | 4,219.89 mi (6,791.26 km) |
| Dubuque to Clichy-sous-Bois | 4,229.10 mi (6,806.08 km) |
| Dubuque to Cluses | 4,495.53 mi (7,234.85 km) |
