| Sofia to Cherbourg | 1,278.07 mi (2,056.85 km) |
| Sofia to Chevigny-Saint-Sauveur | 941.38 mi (1,515.01 km) |
| Sofia to Chevilly-Larue | 1,090.53 mi (1,755.04 km) |
| Sofia to Chilly-Mazarin | 1,091.22 mi (1,756.15 km) |
| Sofia to Choisy-le-Roi | 1,088.02 mi (1,750.99 km) |
| Sofia to Cholet | 1,217.50 mi (1,959.37 km) |
| Sofia to Clamart | 1,095.13 mi (1,762.44 km) |
| Sofia to Claye-Souilly | 1,079.15 mi (1,736.72 km) |
| Sofia to Clermont | 1,099.47 mi (1,769.42 km) |
| Sofia to Clermont-Ferrand | 1,021.67 mi (1,644.21 km) |
| Sofia to Clermont-l'Herault | 1,002.42 mi (1,613.25 km) |
| Sofia to Clichy | 1,095.04 mi (1,762.30 km) |
| Sofia to Clichy-sous-Bois | 1,084.34 mi (1,745.07 km) |
| Sofia to Cluses | 857.35 mi (1,379.77 km) |
| Sofia to Cognac | 1,185.59 mi (1,908.02 km) |
