| Douai to Bitritto | 921.94 mi (1,483.72 km) |
| Douai to Bollate | 434.43 mi (699.15 km) |
| Douai to Bologna | 559.75 mi (900.83 km) |
| Douai to Bolzano | 463.80 mi (746.41 km) |
| Douai to Bomporto | 537.29 mi (864.68 km) |
| Douai to Bonate di Sopra | 440.99 mi (709.71 km) |
| Douai to Bondeno | 542.04 mi (872.33 km) |
| Douai to Bordighera | 503.52 mi (810.34 km) |
| Douai to Borgaro Torinese | 418.39 mi (673.33 km) |
| Douai to Borgo a Buggiano | 574.17 mi (924.04 km) |
| Douai to Borgo San Dalmazzo | 465.13 mi (748.55 km) |
| Douai to Borgo San Lorenzo | 590.05 mi (949.59 km) |
| Douai to Borgomanero | 407.34 mi (655.55 km) |
| Douai to Borgoricco | 530.11 mi (853.13 km) |
| Douai to Borgosatollo | 473.19 mi (761.53 km) |
