| Boppard to Derecik | 2,020.79 mi (3,252.15 km) |
| Boppard to Dereli | 1,616.92 mi (2,602.18 km) |
| Boppard to Derik | 1,835.54 mi (2,954.02 km) |
| Boppard to Derinkuyu | 1,559.28 mi (2,509.41 km) |
| Boppard to Develi | 1,589.93 mi (2,558.74 km) |
| Boppard to Dicle | 1,783.60 mi (2,870.42 km) |
| Boppard to Digor | 1,847.53 mi (2,973.31 km) |
| Boppard to Dikili | 1,216.13 mi (1,957.17 km) |
| Boppard to Divrigi | 1,658.38 mi (2,668.91 km) |
| Boppard to Diyadin | 1,891.67 mi (3,044.35 km) |
| Boppard to Diyarbakir | 1,810.61 mi (2,913.89 km) |
| Boppard to Doganhisar | 1,446.03 mi (2,327.17 km) |
| Boppard to Dogansehir | 1,702.56 mi (2,740.01 km) |
| Boppard to Dogubayazit | 1,909.12 mi (3,072.44 km) |
| Boppard to Domanic | 1,287.08 mi (2,071.36 km) |
