| Grande-Synthe to Chojnow | 590.29 mi (949.99 km) |
| Grande-Synthe to Chorzow | 729.30 mi (1,173.69 km) |
| Grande-Synthe to Choszczno | 575.32 mi (925.89 km) |
| Grande-Synthe to Chrzanow | 750.99 mi (1,208.60 km) |
| Grande-Synthe to Ciechanow | 788.97 mi (1,269.72 km) |
| Grande-Synthe to Ciechocinek | 711.98 mi (1,145.82 km) |
| Grande-Synthe to Cieszyn | 723.26 mi (1,163.98 km) |
| Grande-Synthe to Czarna Bialostocka | 899.85 mi (1,448.16 km) |
| Grande-Synthe to Czarnkow | 620.05 mi (997.88 km) |
| Grande-Synthe to Czechowice-Dziedzice | 736.99 mi (1,186.07 km) |
| Grande-Synthe to Czeladz | 734.67 mi (1,182.35 km) |
| Grande-Synthe to Czersk Pomorski | 686.31 mi (1,104.51 km) |
| Grande-Synthe to Czestochowa | 731.12 mi (1,176.63 km) |
| Grande-Synthe to Czluchow | 660.36 mi (1,062.75 km) |
| Grande-Synthe to Dabrowa Gornicza | 739.33 mi (1,189.84 km) |
