| Porvoo to Cherbourg | 1,296.27 mi (2,086.15 km) |
| Porvoo to Chevigny-Saint-Sauveur | 1,222.05 mi (1,966.70 km) |
| Porvoo to Chevilly-Larue | 1,219.88 mi (1,963.21 km) |
| Porvoo to Chilly-Mazarin | 1,224.46 mi (1,970.57 km) |
| Porvoo to Choisy-le-Roi | 1,218.43 mi (1,960.87 km) |
| Porvoo to Cholet | 1,406.22 mi (2,263.10 km) |
| Porvoo to Clamart | 1,220.70 mi (1,964.52 km) |
| Porvoo to Claye-Souilly | 1,200.68 mi (1,932.30 km) |
| Porvoo to Clermont | 1,186.07 mi (1,908.80 km) |
| Porvoo to Clermont-Ferrand | 1,363.77 mi (2,194.77 km) |
| Porvoo to Clermont-l'Herault | 1,480.27 mi (2,382.27 km) |
| Porvoo to Clichy | 1,213.99 mi (1,953.73 km) |
| Porvoo to Clichy-sous-Bois | 1,206.43 mi (1,941.56 km) |
| Porvoo to Cluses | 1,256.82 mi (2,022.66 km) |
| Porvoo to Cognac | 1,464.27 mi (2,356.52 km) |
