| Houghton le Spring to Curtea de Arges | 1,329.55 mi (2,139.71 km) |
| Houghton le Spring to Dabuleni | 1,368.76 mi (2,202.81 km) |
| Houghton le Spring to Darabani | 1,280.47 mi (2,060.72 km) |
| Houghton le Spring to Darmanesti | 1,346.01 mi (2,166.20 km) |
| Houghton le Spring to Dej | 1,214.25 mi (1,954.15 km) |
| Houghton le Spring to Deva | 1,231.10 mi (1,981.27 km) |
| Houghton le Spring to Dolhasca | 1,309.33 mi (2,107.16 km) |
| Houghton le Spring to Dorohoi | 1,281.31 mi (2,062.07 km) |
| Houghton le Spring to Draganesti-Olt | 1,367.71 mi (2,201.12 km) |
| Houghton le Spring to Dragasani | 1,335.29 mi (2,148.94 km) |
| Houghton le Spring to Drobeta-Turnu Severin | 1,277.27 mi (2,055.57 km) |
| Houghton le Spring to Fagaras | 1,310.16 mi (2,108.50 km) |
| Houghton le Spring to Falticeni | 1,296.14 mi (2,085.94 km) |
| Houghton le Spring to Fetesti | 1,480.31 mi (2,382.32 km) |
| Houghton le Spring to Filiasi | 1,319.90 mi (2,124.17 km) |
