| Castleton to Curtea de Arges | 1,331.19 mi (2,142.34 km) |
| Castleton to Dabuleni | 1,364.22 mi (2,195.49 km) |
| Castleton to Darabani | 1,297.97 mi (2,088.87 km) |
| Castleton to Darmanesti | 1,355.91 mi (2,182.13 km) |
| Castleton to Dej | 1,222.08 mi (1,966.74 km) |
| Castleton to Deva | 1,231.93 mi (1,982.61 km) |
| Castleton to Dolhasca | 1,323.70 mi (2,130.29 km) |
| Castleton to Dorohoi | 1,297.54 mi (2,088.19 km) |
| Castleton to Draganesti-Olt | 1,365.44 mi (2,197.46 km) |
| Castleton to Dragasani | 1,334.24 mi (2,147.25 km) |
| Castleton to Drobeta-Turnu Severin | 1,272.54 mi (2,047.96 km) |
| Castleton to Fagaras | 1,315.14 mi (2,116.51 km) |
| Castleton to Falticeni | 1,310.11 mi (2,108.43 km) |
| Castleton to Fetesti | 1,485.55 mi (2,390.77 km) |
| Castleton to Filiasi | 1,316.26 mi (2,118.31 km) |
