| Portalegre to Deville-les-Rouen | 815.41 mi (1,312.28 km) |
| Portalegre to Dieppe | 842.16 mi (1,355.32 km) |
| Portalegre to Digne-les-Bains | 776.42 mi (1,249.53 km) |
| Portalegre to Dijon | 832.55 mi (1,339.86 km) |
| Portalegre to Dinan | 685.22 mi (1,102.76 km) |
| Portalegre to Dinard | 696.12 mi (1,120.29 km) |
| Portalegre to Divonne-les-Bains | 839.90 mi (1,351.68 km) |
| Portalegre to Dole | 841.45 mi (1,354.19 km) |
| Portalegre to Dombasle-sur-Meurthe | 936.61 mi (1,507.32 km) |
| Portalegre to Domerat | 699.70 mi (1,126.06 km) |
| Portalegre to Domont | 825.17 mi (1,327.99 km) |
| Portalegre to Douai | 918.80 mi (1,478.67 km) |
| Portalegre to Douarnenez | 625.48 mi (1,006.61 km) |
| Portalegre to Douchy-les-Mines | 923.58 mi (1,486.35 km) |
| Portalegre to Dourdan | 789.44 mi (1,270.48 km) |
