| Petite-Synthe to Cognac | 388.06 mi (624.52 km) |
| Petite-Synthe to Cogolin | 571.43 mi (919.62 km) |
| Petite-Synthe to Colmar | 302.51 mi (486.85 km) |
| Petite-Synthe to Colombes | 145.13 mi (233.56 km) |
| Petite-Synthe to Colomiers | 514.12 mi (827.40 km) |
| Petite-Synthe to Combs-la-Ville | 162.85 mi (262.07 km) |
| Petite-Synthe to Comines | 33.80 mi (54.40 km) |
| Petite-Synthe to Compiegne | 113.04 mi (181.93 km) |
| Petite-Synthe to Concarneau | 355.70 mi (572.44 km) |
| Petite-Synthe to Conde-sur-l'Escaut | 67.10 mi (107.98 km) |
| Petite-Synthe to Conflans-Sainte-Honorine | 140.29 mi (225.78 km) |
| Petite-Synthe to Corbas | 388.01 mi (624.44 km) |
| Petite-Synthe to Corbeil-Essonnes | 166.56 mi (268.05 km) |
| Petite-Synthe to Cormeilles-en-Parisis | 141.75 mi (228.12 km) |
| Petite-Synthe to Cosne sur Loire | 250.95 mi (403.87 km) |
