| Rockville to Chenove | 3,983.39 mi (6,410.64 km) |
| Rockville to Cherbourg | 3,642.37 mi (5,861.82 km) |
| Rockville to Chevigny-Saint-Sauveur | 3,988.56 mi (6,418.96 km) |
| Rockville to Chevilly-Larue | 3,830.48 mi (6,164.56 km) |
| Rockville to Chilly-Mazarin | 3,830.42 mi (6,164.46 km) |
| Rockville to Choisy-le-Roi | 3,832.92 mi (6,168.49 km) |
| Rockville to Cholet | 3,734.99 mi (6,010.89 km) |
| Rockville to Clamart | 3,825.75 mi (6,156.96 km) |
| Rockville to Claye-Souilly | 3,839.88 mi (6,179.69 km) |
| Rockville to Clermont | 3,817.20 mi (6,143.19 km) |
| Rockville to Clermont-Ferrand | 3,943.06 mi (6,345.74 km) |
| Rockville to Clermont-l'Herault | 4,021.60 mi (6,472.14 km) |
| Rockville to Clichy | 3,824.93 mi (6,155.63 km) |
| Rockville to Clichy-sous-Bois | 3,835.17 mi (6,172.11 km) |
| Rockville to Cluses | 4,087.03 mi (6,577.43 km) |
