| Ruislip to Curtea de Arges | 1,228.17 mi (1,976.55 km) |
| Ruislip to Dabuleni | 1,252.83 mi (2,016.24 km) |
| Ruislip to Darabani | 1,218.32 mi (1,960.69 km) |
| Ruislip to Darmanesti | 1,264.32 mi (2,034.72 km) |
| Ruislip to Dej | 1,128.69 mi (1,816.45 km) |
| Ruislip to Deva | 1,128.66 mi (1,816.40 km) |
| Ruislip to Dolhasca | 1,239.03 mi (1,994.02 km) |
| Ruislip to Dorohoi | 1,215.94 mi (1,956.86 km) |
| Ruislip to Draganesti-Olt | 1,256.98 mi (2,022.91 km) |
| Ruislip to Dragasani | 1,227.60 mi (1,975.64 km) |
| Ruislip to Drobeta-Turnu Severin | 1,161.59 mi (1,869.39 km) |
| Ruislip to Fagaras | 1,216.84 mi (1,958.32 km) |
| Ruislip to Falticeni | 1,224.95 mi (1,971.37 km) |
| Ruislip to Fetesti | 1,386.39 mi (2,231.18 km) |
| Ruislip to Filiasi | 1,206.37 mi (1,941.46 km) |
