| Darby to Dixon (Illinois) | 753.62 mi (1,212.83 km) |
| Darby to Dobbs Ferry (New York) | 105.06 mi (169.08 km) |
| Darby to Doctor Phillips (Florida) | 868.45 mi (1,397.64 km) |
| Darby to Dodge City (Kansas) | 1,336.34 mi (2,150.63 km) |
| Darby to Dolton (Illinois) | 655.60 mi (1,055.08 km) |
| Darby to Donna (Texas) | 1,619.60 mi (2,606.49 km) |
| Darby to Dorado (Puerto Rico) | 1,576.28 mi (2,536.77 km) |
| Darby to Doral (Florida) | 1,017.99 mi (1,638.30 km) |
| Darby to Doraville (Georgia) | 647.76 mi (1,042.47 km) |
| Darby to Dothan (Alabama) | 826.74 mi (1,330.52 km) |
| Darby to Douglas (Arizona) | 1,999.69 mi (3,218.19 km) |
| Darby to Douglas (Georgia) | 720.11 mi (1,158.90 km) |
| Darby to Douglasville (Georgia) | 674.06 mi (1,084.79 km) |
| Darby to Dover (Delaware) | 54.30 mi (87.38 km) |
| Darby to Dover (New Hampshire) | 319.56 mi (514.29 km) |
