| Hartlepool to Curtea de Arges | 1,316.39 mi (2,118.52 km) |
| Hartlepool to Dabuleni | 1,355.19 mi (2,180.98 km) |
| Hartlepool to Darabani | 1,268.64 mi (2,041.67 km) |
| Hartlepool to Darmanesti | 1,333.49 mi (2,146.05 km) |
| Hartlepool to Dej | 1,201.54 mi (1,933.69 km) |
| Hartlepool to Deva | 1,217.86 mi (1,959.96 km) |
| Hartlepool to Dolhasca | 1,297.20 mi (2,087.64 km) |
| Hartlepool to Dorohoi | 1,269.35 mi (2,042.83 km) |
| Hartlepool to Draganesti-Olt | 1,354.29 mi (2,179.52 km) |
| Hartlepool to Dragasani | 1,321.94 mi (2,127.46 km) |
| Hartlepool to Drobeta-Turnu Severin | 1,263.68 mi (2,033.70 km) |
| Hartlepool to Fagaras | 1,297.24 mi (2,087.71 km) |
| Hartlepool to Falticeni | 1,283.98 mi (2,066.36 km) |
| Hartlepool to Fetesti | 1,467.43 mi (2,361.60 km) |
| Hartlepool to Filiasi | 1,306.38 mi (2,102.42 km) |
