| Gretna to Darby (Pennsylvania) | 1,083.95 mi (1,744.44 km) |
| Gretna to Dardenne Prairie (Missouri) | 612.45 mi (985.65 km) |
| Gretna to Darien (Illinois) | 825.80 mi (1,329.00 km) |
| Gretna to Davenport (Iowa) | 805.28 mi (1,295.98 km) |
| Gretna to Davidson (North Carolina) | 659.88 mi (1,061.98 km) |
| Gretna to Davie (Florida) | 651.55 mi (1,048.57 km) |
| Gretna to Davis (California) | 1,895.00 mi (3,049.72 km) |
| Gretna to Dayton (Nevada) | 1,788.91 mi (2,878.97 km) |
| Gretna to Dayton (Ohio) | 757.94 mi (1,219.79 km) |
| Gretna to Daytona Beach (Florida) | 540.22 mi (869.40 km) |
| Gretna to De Pere (Wisconsin) | 1,009.06 mi (1,623.93 km) |
| Gretna to De Witt (New York) | 1,190.03 mi (1,915.17 km) |
| Gretna to Dearborn (Michigan) | 937.29 mi (1,508.42 km) |
| Gretna to Dearborn Heights (Michigan) | 936.09 mi (1,506.48 km) |
| Gretna to DeBary (Florida) | 530.02 mi (852.99 km) |
