| South Houston to Curtea de Arges | 6,039.60 mi (9,719.79 km) |
| South Houston to Dabuleni | 6,078.21 mi (9,781.94 km) |
| South Houston to Darabani | 5,967.28 mi (9,603.41 km) |
| South Houston to Darmanesti | 6,047.91 mi (9,733.17 km) |
| South Houston to Dej | 5,920.07 mi (9,527.44 km) |
| South Houston to Deva | 5,941.45 mi (9,561.84 km) |
| South Houston to Dolhasca | 6,003.13 mi (9,661.11 km) |
| South Houston to Dorohoi | 5,971.32 mi (9,609.92 km) |
| South Houston to Draganesti-Olt | 6,078.03 mi (9,781.65 km) |
| South Houston to Dragasani | 6,045.76 mi (9,729.70 km) |
| South Houston to Drobeta-Turnu Severin | 5,986.57 mi (9,634.45 km) |
| South Houston to Fagaras | 6,018.28 mi (9,685.48 km) |
| South Houston to Falticeni | 5,991.06 mi (9,641.68 km) |
| South Houston to Fetesti | 6,187.49 mi (9,957.81 km) |
| South Houston to Filiasi | 6,029.76 mi (9,703.96 km) |
