| Rockville to Curtea de Arges | 4,867.81 mi (7,833.98 km) |
| Rockville to Dabuleni | 4,899.21 mi (7,884.51 km) |
| Rockville to Darabani | 4,815.84 mi (7,750.34 km) |
| Rockville to Darmanesti | 4,886.77 mi (7,864.50 km) |
| Rockville to Dej | 4,755.22 mi (7,652.79 km) |
| Rockville to Deva | 4,768.62 mi (7,674.36 km) |
| Rockville to Dolhasca | 4,847.74 mi (7,801.69 km) |
| Rockville to Dorohoi | 4,818.11 mi (7,754.00 km) |
| Rockville to Draganesti-Olt | 4,901.63 mi (7,888.41 km) |
| Rockville to Dragasani | 4,870.80 mi (7,838.80 km) |
| Rockville to Drobeta-Turnu Severin | 4,807.66 mi (7,737.19 km) |
| Rockville to Fagaras | 4,850.50 mi (7,806.13 km) |
| Rockville to Falticeni | 4,834.93 mi (7,781.07 km) |
| Rockville to Fetesti | 5,020.84 mi (8,080.26 km) |
| Rockville to Filiasi | 4,851.90 mi (7,808.38 km) |
