| Backnang to Dover (New Jersey) | 3,933.87 mi (6,330.95 km) |
| Backnang to Dover (Ohio) | 4,226.89 mi (6,802.53 km) |
| Backnang to Downers Grove (Illinois) | 4,418.71 mi (7,111.23 km) |
| Backnang to Downey (California) | 5,866.24 mi (9,440.80 km) |
| Backnang to Dranesville (Virginia) | 4,131.80 mi (6,649.49 km) |
| Backnang to Draper (Utah) | 5,298.44 mi (8,527.01 km) |
| Backnang to Drexel Heights (Arizona) | 5,745.49 mi (9,246.47 km) |
| Backnang to Drexel Hill (Pennsylvania) | 4,005.07 mi (6,445.54 km) |
| Backnang to Duarte (California) | 5,847.69 mi (9,410.95 km) |
| Backnang to Dublin (California) | 5,749.22 mi (9,252.47 km) |
| Backnang to Dublin (Georgia) | 4,663.35 mi (7,504.93 km) |
| Backnang to Dublin (Ohio) | 4,311.55 mi (6,938.76 km) |
| Backnang to Dubuque (Iowa) | 4,484.01 mi (7,216.31 km) |
| Backnang to Duluth (Georgia) | 4,642.07 mi (7,470.69 km) |
| Backnang to Duluth (Minnesota) | 4,329.34 mi (6,967.40 km) |
