| Delaware to Decatur (Alabama) | 449.24 mi (722.99 km) |
| Delaware to Decatur (Georgia) | 455.08 mi (732.38 km) |
| Delaware to Decatur (Illinois) | 311.21 mi (500.84 km) |
| Delaware to Deer Park (New York) | 512.99 mi (825.58 km) |
| Delaware to Deer Park (Texas) | 998.33 mi (1,606.65 km) |
| Delaware to Deerfield (Illinois) | 280.15 mi (450.85 km) |
| Delaware to Deerfield Beach (Florida) | 980.64 mi (1,578.18 km) |
| Delaware to Defiance (Ohio) | 96.45 mi (155.23 km) |
| Delaware to DeForest (Wisconsin) | 381.68 mi (614.26 km) |
| Delaware to DeKalb (Illinois) | 316.45 mi (509.28 km) |
| Delaware to Del Aire (California) | 1,980.33 mi (3,187.03 km) |
| Delaware to Del City (Oklahoma) | 850.60 mi (1,368.91 km) |
| Delaware to Del Rio (Texas) | 1,256.30 mi (2,021.82 km) |
| Delaware to DeLand (Florida) | 784.72 mi (1,262.88 km) |
| Delaware to Delano (California) | 1,980.28 mi (3,186.96 km) |
