| Slidell to Dixon (California) | 1,901.41 mi (3,060.02 km) |
| Slidell to Dixon (Illinois) | 798.57 mi (1,285.17 km) |
| Slidell to Dobbs Ferry (New York) | 1,157.38 mi (1,862.63 km) |
| Slidell to Doctor Phillips (Florida) | 515.07 mi (828.93 km) |
| Slidell to Dodge City (Kansas) | 780.16 mi (1,255.55 km) |
| Slidell to Dolton (Illinois) | 792.89 mi (1,276.03 km) |
| Slidell to Donna (Texas) | 579.04 mi (931.88 km) |
| Slidell to Dorado (Puerto Rico) | 1,684.80 mi (2,711.42 km) |
| Slidell to Doral (Florida) | 652.25 mi (1,049.70 km) |
| Slidell to Doraville (Georgia) | 408.03 mi (656.66 km) |
| Slidell to Dothan (Alabama) | 267.86 mi (431.07 km) |
| Slidell to Douglas (Arizona) | 1,172.99 mi (1,887.74 km) |
| Slidell to Douglas (Georgia) | 419.22 mi (674.67 km) |
| Slidell to Douglasville (Georgia) | 381.08 mi (613.29 km) |
| Slidell to Dover (Delaware) | 1,013.65 mi (1,631.31 km) |
