| Rhondda to Curtea de Arges | 1,354.89 mi (2,180.48 km) |
| Rhondda to Dabuleni | 1,377.81 mi (2,217.38 km) |
| Rhondda to Darabani | 1,346.36 mi (2,166.76 km) |
| Rhondda to Darmanesti | 1,392.22 mi (2,240.56 km) |
| Rhondda to Dej | 1,256.53 mi (2,022.19 km) |
| Rhondda to Deva | 1,255.42 mi (2,020.40 km) |
| Rhondda to Dolhasca | 1,367.14 mi (2,200.21 km) |
| Rhondda to Dorohoi | 1,344.03 mi (2,163.01 km) |
| Rhondda to Draganesti-Olt | 1,382.64 mi (2,225.15 km) |
| Rhondda to Dragasani | 1,353.68 mi (2,178.53 km) |
| Rhondda to Drobeta-Turnu Severin | 1,286.79 mi (2,070.88 km) |
| Rhondda to Fagaras | 1,344.20 mi (2,163.29 km) |
| Rhondda to Falticeni | 1,353.07 mi (2,177.55 km) |
| Rhondda to Fetesti | 1,513.54 mi (2,435.82 km) |
| Rhondda to Filiasi | 1,331.77 mi (2,143.27 km) |
