| Mercer Island to Curtea de Arges | 5,724.70 mi (9,213.02 km) |
| Mercer Island to Dabuleni | 5,799.64 mi (9,333.61 km) |
| Mercer Island to Darabani | 5,561.36 mi (8,950.14 km) |
| Mercer Island to Darmanesti | 5,676.92 mi (9,136.12 km) |
| Mercer Island to Dej | 5,584.26 mi (8,986.99 km) |
| Mercer Island to Deva | 5,644.98 mi (9,084.72 km) |
| Mercer Island to Dolhasca | 5,610.55 mi (9,029.31 km) |
| Mercer Island to Dorohoi | 5,572.89 mi (8,968.71 km) |
| Mercer Island to Draganesti-Olt | 5,784.17 mi (9,308.72 km) |
| Mercer Island to Dragasani | 5,747.71 mi (9,250.04 km) |
| Mercer Island to Drobeta-Turnu Severin | 5,719.14 mi (9,204.07 km) |
| Mercer Island to Fagaras | 5,684.71 mi (9,148.65 km) |
| Mercer Island to Falticeni | 5,603.52 mi (9,018.00 km) |
| Mercer Island to Fetesti | 5,826.21 mi (9,376.38 km) |
| Mercer Island to Filiasi | 5,750.58 mi (9,254.67 km) |
