| Santander to Curtea de Arges | 1,405.94 mi (2,262.64 km) |
| Santander to Dabuleni | 1,388.65 mi (2,234.81 km) |
| Santander to Darabani | 1,488.96 mi (2,396.26 km) |
| Santander to Darmanesti | 1,486.05 mi (2,391.57 km) |
| Santander to Dej | 1,358.20 mi (2,185.81 km) |
| Santander to Deva | 1,317.19 mi (2,119.82 km) |
| Santander to Dolhasca | 1,489.64 mi (2,397.35 km) |
| Santander to Dorohoi | 1,479.93 mi (2,381.72 km) |
| Santander to Draganesti-Olt | 1,406.48 mi (2,263.52 km) |
| Santander to Dragasani | 1,389.01 mi (2,235.39 km) |
| Santander to Drobeta-Turnu Severin | 1,310.50 mi (2,109.05 km) |
| Santander to Fagaras | 1,416.28 mi (2,279.29 km) |
| Santander to Falticeni | 1,475.17 mi (2,374.05 km) |
| Santander to Fetesti | 1,565.17 mi (2,518.89 km) |
| Santander to Filiasi | 1,354.89 mi (2,180.48 km) |
