| Douai to Rheinberg | 173.38 mi (279.03 km) |
| Douai to Rheine | 229.67 mi (369.61 km) |
| Douai to Rheinfelden (Baden) | 288.65 mi (464.54 km) |
| Douai to Ribnitz-Damgarten | 477.97 mi (769.22 km) |
| Douai to Richterich | 134.26 mi (216.07 km) |
| Douai to Riedlingen | 326.23 mi (525.02 km) |
| Douai to Riegelsberg | 187.31 mi (301.44 km) |
| Douai to Rielasingen-Worblingen | 318.00 mi (511.77 km) |
| Douai to Riesa | 449.95 mi (724.12 km) |
| Douai to Rietberg | 252.36 mi (406.14 km) |
| Douai to Rinteln | 288.10 mi (463.65 km) |
| Douai to Ritterhude | 310.86 mi (500.29 km) |
| Douai to Rodenbach | 263.34 mi (423.80 km) |
| Douai to Rodental | 352.17 mi (566.76 km) |
| Douai to Rodgau | 257.80 mi (414.88 km) |
