| Didcot to Curtea de Arges | 1,262.62 mi (2,032.00 km) |
| Didcot to Dabuleni | 1,286.84 mi (2,070.97 km) |
| Didcot to Darabani | 1,253.00 mi (2,016.51 km) |
| Didcot to Darmanesti | 1,299.04 mi (2,090.60 km) |
| Didcot to Dej | 1,163.40 mi (1,872.31 km) |
| Didcot to Deva | 1,163.12 mi (1,871.86 km) |
| Didcot to Dolhasca | 1,273.77 mi (2,049.93 km) |
| Didcot to Dorohoi | 1,250.65 mi (2,012.73 km) |
| Didcot to Draganesti-Olt | 1,291.16 mi (2,077.93 km) |
| Didcot to Dragasani | 1,261.89 mi (2,030.82 km) |
| Didcot to Drobeta-Turnu Severin | 1,195.65 mi (1,924.21 km) |
| Didcot to Fagaras | 1,251.45 mi (2,014.01 km) |
| Didcot to Falticeni | 1,259.69 mi (2,027.28 km) |
| Didcot to Fetesti | 1,420.95 mi (2,286.80 km) |
| Didcot to Filiasi | 1,240.48 mi (1,996.36 km) |
