| Douai to Oliveira do Bairro | 880.34 mi (1,416.78 km) |
| Douai to Oliveira do Hospital | 870.28 mi (1,400.57 km) |
| Douai to Ourem | 931.70 mi (1,499.42 km) |
| Douai to Ovar | 864.91 mi (1,391.94 km) |
| Douai to Pacos de Ferreira | 835.52 mi (1,344.65 km) |
| Douai to Palmela | 1,004.36 mi (1,616.35 km) |
| Douai to Paredes | 837.11 mi (1,347.19 km) |
| Douai to Paredes de Coura | 805.76 mi (1,296.74 km) |
| Douai to Penacova | 887.75 mi (1,428.69 km) |
| Douai to Penafiel | 835.24 mi (1,344.18 km) |
| Douai to Peniche | 972.72 mi (1,565.44 km) |
| Douai to Peso da Regua | 821.89 mi (1,322.70 km) |
| Douai to Pinhal Novo | 1,000.98 mi (1,610.93 km) |
| Douai to Pinhel | 822.82 mi (1,324.19 km) |
| Douai to Pombal | 918.25 mi (1,477.79 km) |
