| Letchworth to Curtea de Arges | 1,225.48 mi (1,972.22 km) |
| Letchworth to Dabuleni | 1,252.37 mi (2,015.49 km) |
| Letchworth to Darabani | 1,210.18 mi (1,947.60 km) |
| Letchworth to Darmanesti | 1,258.88 mi (2,025.98 km) |
| Letchworth to Dej | 1,123.55 mi (1,808.17 km) |
| Letchworth to Deva | 1,125.94 mi (1,812.03 km) |
| Letchworth to Dolhasca | 1,232.00 mi (1,982.72 km) |
| Letchworth to Dorohoi | 1,208.22 mi (1,944.44 km) |
| Letchworth to Draganesti-Olt | 1,255.72 mi (2,020.89 km) |
| Letchworth to Dragasani | 1,225.85 mi (1,972.81 km) |
| Letchworth to Drobeta-Turnu Severin | 1,160.93 mi (1,868.34 km) |
| Letchworth to Fagaras | 1,212.96 mi (1,952.08 km) |
| Letchworth to Falticeni | 1,218.02 mi (1,960.22 km) |
| Letchworth to Fetesti | 1,382.86 mi (2,225.49 km) |
| Letchworth to Filiasi | 1,205.46 mi (1,940.00 km) |
