| Hardenberg to Dabuleni | 1,003.04 mi (1,614.24 km) |
| Hardenberg to Darabani | 927.04 mi (1,491.93 km) |
| Hardenberg to Darmanesti | 984.98 mi (1,585.18 km) |
| Hardenberg to Dej | 851.70 mi (1,370.67 km) |
| Hardenberg to Deva | 865.61 mi (1,393.07 km) |
| Hardenberg to Dolhasca | 952.33 mi (1,532.62 km) |
| Hardenberg to Dorohoi | 926.36 mi (1,490.83 km) |
| Hardenberg to Draganesti-Olt | 1,001.90 mi (1,612.41 km) |
| Hardenberg to Dragasani | 969.55 mi (1,560.35 km) |
| Hardenberg to Drobeta-Turnu Severin | 911.60 mi (1,467.08 km) |
| Hardenberg to Fagaras | 946.10 mi (1,522.60 km) |
| Hardenberg to Falticeni | 938.72 mi (1,510.73 km) |
| Hardenberg to Fetesti | 1,116.46 mi (1,796.78 km) |
| Hardenberg to Filiasi | 954.11 mi (1,535.50 km) |
| Hardenberg to Flamanzi | 958.83 mi (1,543.08 km) |
