| Grande-Synthe to Chitila | 1,181.57 mi (1,901.56 km) |
| Grande-Synthe to Cisnadie | 1,062.92 mi (1,710.60 km) |
| Grande-Synthe to Cluj-Napoca | 1,006.23 mi (1,619.37 km) |
| Grande-Synthe to Codlea | 1,118.63 mi (1,800.27 km) |
| Grande-Synthe to Comanesti | 1,139.51 mi (1,833.87 km) |
| Grande-Synthe to Comarnic | 1,141.35 mi (1,836.82 km) |
| Grande-Synthe to Constanta | 1,306.33 mi (2,102.34 km) |
| Grande-Synthe to Corabia | 1,146.58 mi (1,845.24 km) |
| Grande-Synthe to Costesti | 1,129.29 mi (1,817.42 km) |
| Grande-Synthe to Covasna | 1,145.62 mi (1,843.70 km) |
| Grande-Synthe to Craiova | 1,096.91 mi (1,765.30 km) |
| Grande-Synthe to Cristuru Secuiesc | 1,082.65 mi (1,742.36 km) |
| Grande-Synthe to Cugir | 1,025.19 mi (1,649.88 km) |
| Grande-Synthe to Cumpana | 1,304.92 mi (2,100.07 km) |
| Grande-Synthe to Curtea de Arges | 1,104.47 mi (1,777.48 km) |
