| Southborough to Curtea de Arges | 1,193.09 mi (1,920.10 km) |
| Southborough to Dabuleni | 1,216.11 mi (1,957.14 km) |
| Southborough to Darabani | 1,188.19 mi (1,912.21 km) |
| Southborough to Darmanesti | 1,231.54 mi (1,981.97 km) |
| Southborough to Dej | 1,095.73 mi (1,763.40 km) |
| Southborough to Deva | 1,093.64 mi (1,760.05 km) |
| Southborough to Dolhasca | 1,207.77 mi (1,943.71 km) |
| Southborough to Dorohoi | 1,185.39 mi (1,907.69 km) |
| Southborough to Draganesti-Olt | 1,220.80 mi (1,964.69 km) |
| Southborough to Dragasani | 1,191.81 mi (1,918.03 km) |
| Southborough to Drobeta-Turnu Severin | 1,125.02 mi (1,810.55 km) |
| Southborough to Fagaras | 1,182.73 mi (1,903.43 km) |
| Southborough to Falticeni | 1,193.61 mi (1,920.92 km) |
| Southborough to Fetesti | 1,351.92 mi (2,175.71 km) |
| Southborough to Filiasi | 1,169.97 mi (1,882.88 km) |
