| Willoughby to Curtea de Arges | 4,908.15 mi (7,898.91 km) |
| Willoughby to Dabuleni | 4,946.36 mi (7,960.40 km) |
| Willoughby to Darabani | 4,839.37 mi (7,788.21 km) |
| Willoughby to Darmanesti | 4,917.98 mi (7,914.73 km) |
| Willoughby to Dej | 4,789.45 mi (7,707.87 km) |
| Willoughby to Deva | 4,809.88 mi (7,740.76 km) |
| Willoughby to Dolhasca | 4,874.34 mi (7,844.49 km) |
| Willoughby to Dorohoi | 4,842.99 mi (7,794.05 km) |
| Willoughby to Draganesti-Olt | 4,946.26 mi (7,960.24 km) |
| Willoughby to Dragasani | 4,914.06 mi (7,908.42 km) |
| Willoughby to Drobeta-Turnu Severin | 4,854.71 mi (7,812.90 km) |
| Willoughby to Fagaras | 4,887.28 mi (7,865.32 km) |
| Willoughby to Falticeni | 4,862.09 mi (7,824.78 km) |
| Willoughby to Fetesti | 5,056.73 mi (8,138.02 km) |
| Willoughby to Filiasi | 4,897.93 mi (7,882.46 km) |
