| Douai to Civita Castellana | 712.59 mi (1,146.80 km) |
| Douai to Civitanova Marche | 700.33 mi (1,127.07 km) |
| Douai to Civitavecchia | 706.27 mi (1,136.63 km) |
| Douai to Civitella in Val di Chiana | 629.38 mi (1,012.88 km) |
| Douai to Clusone | 442.98 mi (712.91 km) |
| Douai to Coccaglio | 460.28 mi (740.75 km) |
| Douai to Codigoro | 568.17 mi (914.39 km) |
| Douai to Codogno | 473.24 mi (761.61 km) |
| Douai to Codroipo | 547.84 mi (881.66 km) |
| Douai to Cogoleto | 488.20 mi (785.67 km) |
| Douai to Colle di Val d'Elsa | 612.96 mi (986.46 km) |
| Douai to Colle Salvetti | 583.04 mi (938.31 km) |
| Douai to Collecchio | 510.97 mi (822.33 km) |
| Douai to Colleferro | 762.31 mi (1,226.83 km) |
| Douai to Collegno | 420.99 mi (677.52 km) |
