| Douai to Ciampino | 746.30 mi (1,201.06 km) |
| Douai to Cicciano | 851.28 mi (1,370.00 km) |
| Douai to Cingoli | 679.65 mi (1,093.80 km) |
| Douai to Cinisello Balsamo | 437.41 mi (703.94 km) |
| Douai to Cinisi | 976.20 mi (1,571.04 km) |
| Douai to Cirie | 412.06 mi (663.14 km) |
| Douai to Ciro Marina | 1,021.79 mi (1,644.41 km) |
| Douai to Cislago | 424.53 mi (683.21 km) |
| Douai to Cisterna di Latina | 764.88 mi (1,230.96 km) |
| Douai to Cisternino | 959.04 mi (1,543.42 km) |
| Douai to Citta di Castello | 643.29 mi (1,035.27 km) |
| Douai to Citta Sant'Angelo | 751.68 mi (1,209.71 km) |
| Douai to Cittadella | 517.35 mi (832.60 km) |
| Douai to Cittanova | 1,046.79 mi (1,684.64 km) |
| Douai to Cividale del Friuli | 559.71 mi (900.77 km) |
