| Valley Center to Dixon (California) | 449.66 mi (723.66 km) |
| Valley Center to Dixon (Illinois) | 1,612.95 mi (2,595.79 km) |
| Valley Center to Dobbs Ferry (New York) | 2,411.44 mi (3,880.84 km) |
| Valley Center to Doctor Phillips (Florida) | 2,122.94 mi (3,416.55 km) |
| Valley Center to Dodge City (Kansas) | 1,004.30 mi (1,616.27 km) |
| Valley Center to Dolton (Illinois) | 1,705.08 mi (2,744.07 km) |
| Valley Center to Donna (Texas) | 1,236.38 mi (1,989.75 km) |
| Valley Center to Dorado (Puerto Rico) | 3,281.68 mi (5,281.36 km) |
| Valley Center to Doral (Florida) | 2,250.67 mi (3,622.11 km) |
| Valley Center to Doraville (Georgia) | 1,877.62 mi (3,021.74 km) |
| Valley Center to Dothan (Alabama) | 1,845.54 mi (2,970.11 km) |
| Valley Center to Douglas (Arizona) | 455.30 mi (732.73 km) |
| Valley Center to Douglas (Georgia) | 1,988.30 mi (3,199.85 km) |
| Valley Center to Douglasville (Georgia) | 1,854.55 mi (2,984.60 km) |
| Valley Center to Dover (Delaware) | 2,329.06 mi (3,748.26 km) |
