| Rockville to Droylsden | 3,539.36 mi (5,696.05 km) |
| Rockville to Dudley | 3,561.03 mi (5,730.93 km) |
| Rockville to Dukinfield | 3,542.51 mi (5,701.12 km) |
| Rockville to Dumbarton | 3,404.66 mi (5,479.27 km) |
| Rockville to Dumfries | 3,455.02 mi (5,560.32 km) |
| Rockville to Dunbar | 3,481.07 mi (5,602.24 km) |
| Rockville to Dunblane | 3,423.79 mi (5,510.05 km) |
| Rockville to Dundee | 3,456.80 mi (5,563.19 km) |
| Rockville to Dunfermline | 3,445.32 mi (5,544.71 km) |
| Rockville to Dunstable | 3,637.26 mi (5,853.61 km) |
| Rockville to Durham | 3,538.13 mi (5,694.07 km) |
| Rockville to Ealing | 3,654.32 mi (5,881.06 km) |
| Rockville to Earlestown | 3,520.51 mi (5,665.71 km) |
| Rockville to Earley | 3,630.27 mi (5,842.35 km) |
| Rockville to East Barnet | 3,657.08 mi (5,885.51 km) |
