| Porto Tolle to Cognac | 615.85 mi (991.12 km) |
| Porto Tolle to Cogolin | 310.06 mi (498.99 km) |
| Porto Tolle to Colmar | 319.97 mi (514.95 km) |
| Porto Tolle to Colombes | 547.83 mi (881.65 km) |
| Porto Tolle to Colomiers | 550.47 mi (885.89 km) |
| Porto Tolle to Combs-la-Ville | 527.57 mi (849.05 km) |
| Porto Tolle to Comines | 588.64 mi (947.32 km) |
| Porto Tolle to Compiegne | 541.51 mi (871.47 km) |
| Porto Tolle to Concarneau | 797.72 mi (1,283.81 km) |
| Porto Tolle to Conde-sur-l'Escaut | 555.21 mi (893.53 km) |
| Porto Tolle to Conflans-Sainte-Honorine | 556.40 mi (895.44 km) |
| Porto Tolle to Corbas | 363.57 mi (585.10 km) |
| Porto Tolle to Corbeil-Essonnes | 529.15 mi (851.58 km) |
| Porto Tolle to Cormeilles-en-Parisis | 551.44 mi (887.45 km) |
| Porto Tolle to Cosne sur Loire | 480.00 mi (772.48 km) |
