| Delaware to Desert Hot Springs (California) | 1,883.08 mi (3,030.53 km) |
| Delaware to DeSoto (Texas) | 930.65 mi (1,497.74 km) |
| Delaware to Destin (Florida) | 709.48 mi (1,141.79 km) |
| Delaware to Destrehan (Louisiana) | 823.01 mi (1,324.50 km) |
| Delaware to Detroit (Michigan) | 144.99 mi (233.33 km) |
| Delaware to Diamond Bar (California) | 1,948.94 mi (3,136.51 km) |
| Delaware to Diamond Springs (California) | 2,001.47 mi (3,221.06 km) |
| Delaware to Dickinson (North Dakota) | 1,083.31 mi (1,743.42 km) |
| Delaware to Dickinson (Texas) | 1,008.76 mi (1,623.44 km) |
| Delaware to Dickson (Tennessee) | 373.30 mi (600.76 km) |
| Delaware to Difficult Run (Virginia) | 319.48 mi (514.15 km) |
| Delaware to Dinuba (California) | 1,969.49 mi (3,169.59 km) |
| Delaware to Discovery Bay (California) | 2,056.08 mi (3,308.94 km) |
| Delaware to Dix Hills (New York) | 512.20 mi (824.31 km) |
| Delaware to Dixon (California) | 2,057.32 mi (3,310.94 km) |
