| Rockville Centre to Dormagen | 3,739.23 mi (6,017.71 km) |
| Rockville Centre to Dornstadt | 3,941.13 mi (6,342.64 km) |
| Rockville Centre to Dorsten | 3,730.33 mi (6,003.38 km) |
| Rockville Centre to Dortmund | 3,754.05 mi (6,041.56 km) |
| Rockville Centre to Dorverden | 3,787.30 mi (6,095.07 km) |
| Rockville Centre to Dossenheim | 3,860.06 mi (6,212.17 km) |
| Rockville Centre to Dreieich | 3,845.36 mi (6,188.51 km) |
| Rockville Centre to Drensteinfurt | 3,757.42 mi (6,046.98 km) |
| Rockville Centre to Dresden | 4,013.67 mi (6,459.38 km) |
| Rockville Centre to Drochtersen | 3,770.35 mi (6,067.79 km) |
| Rockville Centre to Drolshagen | 3,779.02 mi (6,081.74 km) |
| Rockville Centre to Duderstadt | 3,864.24 mi (6,218.89 km) |
| Rockville Centre to Duisburg | 3,728.23 mi (6,000.00 km) |
| Rockville Centre to Dulmen | 3,738.27 mi (6,016.16 km) |
| Rockville Centre to Duren | 3,733.79 mi (6,008.96 km) |
