| Delaware to Dixon (Illinois) | 350.53 mi (564.12 km) |
| Delaware to Dobbs Ferry (New York) | 484.90 mi (780.37 km) |
| Delaware to Doctor Phillips (Florida) | 822.83 mi (1,324.22 km) |
| Delaware to Dodge City (Kansas) | 924.58 mi (1,487.97 km) |
| Delaware to Dolton (Illinois) | 253.60 mi (408.13 km) |
| Delaware to Donna (Texas) | 1,301.62 mi (2,094.75 km) |
| Delaware to Dorado (Puerto Rico) | 1,808.32 mi (2,910.21 km) |
| Delaware to Doral (Florida) | 1,011.94 mi (1,628.55 km) |
| Delaware to Doraville (Georgia) | 445.56 mi (717.06 km) |
| Delaware to Dothan (Alabama) | 638.86 mi (1,028.14 km) |
| Delaware to Douglas (Arizona) | 1,597.99 mi (2,571.72 km) |
| Delaware to Douglas (Georgia) | 606.67 mi (976.34 km) |
| Delaware to Douglasville (Georgia) | 461.17 mi (742.19 km) |
| Delaware to Dover (Delaware) | 408.74 mi (657.81 km) |
| Delaware to Dover (New Hampshire) | 659.00 mi (1,060.55 km) |
