| Douai to Selvazzano Dentro | 529.91 mi (852.81 km) |
| Douai to Senago | 433.11 mi (697.02 km) |
| Douai to Senigallia | 661.85 mi (1,065.14 km) |
| Douai to Seravezza | 553.19 mi (890.28 km) |
| Douai to Seregno | 431.49 mi (694.42 km) |
| Douai to Seriate | 445.68 mi (717.25 km) |
| Douai to Sermoneta | 771.73 mi (1,241.98 km) |
| Douai to Serramanna | 808.07 mi (1,300.46 km) |
| Douai to Serravalle Pistoiese | 576.18 mi (927.27 km) |
| Douai to Sessa Aurunca | 817.98 mi (1,316.42 km) |
| Douai to Sesto Calende | 410.22 mi (660.19 km) |
| Douai to Sesto Fiorentino | 590.82 mi (950.84 km) |
| Douai to Sesto San Giovanni | 438.81 mi (706.20 km) |
| Douai to Sestri Levante | 514.33 mi (827.73 km) |
| Douai to Sestu | 819.07 mi (1,318.17 km) |
