| Gretna to Duluth (Minnesota) | 1,170.66 mi (1,883.99 km) |
| Gretna to Dumas (Texas) | 803.33 mi (1,292.84 km) |
| Gretna to Dumont (New Jersey) | 1,179.24 mi (1,897.81 km) |
| Gretna to Duncan (Oklahoma) | 560.02 mi (901.26 km) |
| Gretna to Duncanville (Texas) | 446.96 mi (719.31 km) |
| Gretna to Dundalk (Maryland) | 1,004.39 mi (1,616.41 km) |
| Gretna to Dunedin (Florida) | 457.82 mi (736.78 km) |
| Gretna to Dunkirk (New York) | 1,052.34 mi (1,693.58 km) |
| Gretna to Dunmore (Pennsylvania) | 1,132.50 mi (1,822.58 km) |
| Gretna to Dunwoody (Georgia) | 436.74 mi (702.87 km) |
| Gretna to Durango (Colorado) | 1,142.41 mi (1,838.53 km) |
| Gretna to Durant (Oklahoma) | 466.55 mi (750.84 km) |
| Gretna to Durham (North Carolina) | 769.73 mi (1,238.76 km) |
| Gretna to Dyer (Indiana) | 813.13 mi (1,308.60 km) |
| Gretna to Dyersburg (Tennessee) | 425.78 mi (685.22 km) |
