| Gravelines to Cabestany | 575.16 mi (925.63 km) |
| Gravelines to Cabries | 543.07 mi (873.99 km) |
| Gravelines to Cachan | 151.90 mi (244.46 km) |
| Gravelines to Caen | 166.83 mi (268.48 km) |
| Gravelines to Cagnes-sur-Mer | 557.57 mi (897.32 km) |
| Gravelines to Cahors | 452.92 mi (728.90 km) |
| Gravelines to Calais | 12.09 mi (19.46 km) |
| Gravelines to Caluire-et-Cuire | 379.69 mi (611.05 km) |
| Gravelines to Cambrai | 74.11 mi (119.28 km) |
| Gravelines to Canet-en-Roussillon | 573.64 mi (923.19 km) |
| Gravelines to Cannes | 562.15 mi (904.69 km) |
| Gravelines to Canteleu | 116.53 mi (187.54 km) |
| Gravelines to Capbreton | 533.98 mi (859.37 km) |
| Gravelines to Carcassonne | 537.40 mi (864.86 km) |
| Gravelines to Carmaux | 479.32 mi (771.38 km) |
