| Darien to Dumas (Texas) | 854.09 mi (1,374.53 km) |
| Darien to Dumont (New Jersey) | 726.97 mi (1,169.95 km) |
| Darien to Duncan (Oklahoma) | 733.54 mi (1,180.53 km) |
| Darien to Duncanville (Texas) | 797.02 mi (1,282.68 km) |
| Darien to Dundalk (Maryland) | 626.69 mi (1,008.56 km) |
| Darien to Dunedin (Florida) | 991.59 mi (1,595.81 km) |
| Darien to Dunkirk (New York) | 446.05 mi (717.85 km) |
| Darien to Dunmore (Pennsylvania) | 639.44 mi (1,029.08 km) |
| Darien to Dunwoody (Georgia) | 574.96 mi (925.32 km) |
| Darien to Durango (Colorado) | 1,102.00 mi (1,773.50 km) |
| Darien to Durant (Oklahoma) | 704.34 mi (1,133.52 km) |
| Darien to Durham (North Carolina) | 629.71 mi (1,013.43 km) |
| Darien to Dyer (Indiana) | 29.81 mi (47.98 km) |
| Darien to Dyersburg (Tennessee) | 400.78 mi (645.00 km) |
| Darien to Eagan (Minnesota) | 336.02 mi (540.77 km) |
