| Herndon to Deville-les-Rouen | 3,772.45 mi (6,071.16 km) |
| Herndon to Dieppe | 3,762.71 mi (6,055.49 km) |
| Herndon to Digne-les-Bains | 4,147.26 mi (6,674.37 km) |
| Herndon to Dijon | 3,997.69 mi (6,433.66 km) |
| Herndon to Dinan | 3,664.84 mi (5,897.99 km) |
| Herndon to Dinard | 3,660.24 mi (5,890.58 km) |
| Herndon to Divonne-les-Bains | 4,073.99 mi (6,556.46 km) |
| Herndon to Dole | 4,024.35 mi (6,476.57 km) |
| Herndon to Dombasle-sur-Meurthe | 4,016.35 mi (6,463.69 km) |
| Herndon to Domerat | 3,917.51 mi (6,304.63 km) |
| Herndon to Domont | 3,837.22 mi (6,175.40 km) |
| Herndon to Douai | 3,834.16 mi (6,170.49 km) |
| Herndon to Douarnenez | 3,574.09 mi (5,751.94 km) |
| Herndon to Douchy-les-Mines | 3,848.79 mi (6,194.03 km) |
| Herndon to Dourdan | 3,836.76 mi (6,174.68 km) |
