| Preakness to Des Plaines (Illinois) | 711.15 mi (1,144.49 km) |
| Preakness to Desert Hot Springs (California) | 2,347.34 mi (3,777.67 km) |
| Preakness to DeSoto (Texas) | 1,373.76 mi (2,210.86 km) |
| Preakness to Destin (Florida) | 999.58 mi (1,608.67 km) |
| Preakness to Destrehan (Louisiana) | 1,180.02 mi (1,899.06 km) |
| Preakness to Detroit (Michigan) | 468.80 mi (754.46 km) |
| Preakness to Diamond Bar (California) | 2,412.46 mi (3,882.48 km) |
| Preakness to Diamond Springs (California) | 2,449.36 mi (3,941.86 km) |
| Preakness to Dickinson (North Dakota) | 1,471.01 mi (2,367.36 km) |
| Preakness to Dickinson (Texas) | 1,413.03 mi (2,274.06 km) |
| Preakness to Dickson (Tennessee) | 785.29 mi (1,263.81 km) |
| Preakness to Difficult Run (Virginia) | 217.20 mi (349.54 km) |
| Preakness to Dinuba (California) | 2,426.21 mi (3,904.61 km) |
| Preakness to Discovery Bay (California) | 2,506.27 mi (4,033.46 km) |
| Preakness to Dix Hills (New York) | 47.26 mi (76.05 km) |
