| Plonsk to Cognac | 1,046.23 mi (1,683.75 km) |
| Plonsk to Cogolin | 908.73 mi (1,462.47 km) |
| Plonsk to Colmar | 653.39 mi (1,051.53 km) |
| Plonsk to Colombes | 829.95 mi (1,335.68 km) |
| Plonsk to Colomiers | 1,071.70 mi (1,724.74 km) |
| Plonsk to Combs-la-Ville | 824.84 mi (1,327.45 km) |
| Plonsk to Comines | 753.35 mi (1,212.39 km) |
| Plonsk to Compiegne | 792.61 mi (1,275.59 km) |
| Plonsk to Concarneau | 1,116.65 mi (1,797.07 km) |
| Plonsk to Conde-sur-l'Escaut | 735.44 mi (1,183.57 km) |
| Plonsk to Conflans-Sainte-Honorine | 834.12 mi (1,342.39 km) |
| Plonsk to Corbas | 846.38 mi (1,362.12 km) |
| Plonsk to Corbeil-Essonnes | 829.74 mi (1,335.34 km) |
| Plonsk to Cormeilles-en-Parisis | 830.59 mi (1,336.71 km) |
| Plonsk to Cosne sur Loire | 852.03 mi (1,371.21 km) |
