| Harrow to Curtea de Arges | 1,224.63 mi (1,970.85 km) |
| Harrow to Dabuleni | 1,249.40 mi (2,010.71 km) |
| Harrow to Darabani | 1,214.60 mi (1,954.71 km) |
| Harrow to Darmanesti | 1,260.67 mi (2,028.85 km) |
| Harrow to Dej | 1,125.06 mi (1,810.60 km) |
| Harrow to Deva | 1,125.12 mi (1,810.70 km) |
| Harrow to Dolhasca | 1,235.34 mi (1,988.08 km) |
| Harrow to Dorohoi | 1,212.23 mi (1,950.90 km) |
| Harrow to Draganesti-Olt | 1,253.50 mi (2,017.32 km) |
| Harrow to Dragasani | 1,224.10 mi (1,970.01 km) |
| Harrow to Drobeta-Turnu Severin | 1,158.14 mi (1,863.84 km) |
| Harrow to Fagaras | 1,213.25 mi (1,952.54 km) |
| Harrow to Falticeni | 1,221.26 mi (1,965.43 km) |
| Harrow to Fetesti | 1,382.81 mi (2,225.42 km) |
| Harrow to Filiasi | 1,202.91 mi (1,935.89 km) |
