| Valley Center to Darby (Pennsylvania) | 2,340.53 mi (3,766.73 km) |
| Valley Center to Dardenne Prairie (Missouri) | 1,512.27 mi (2,433.76 km) |
| Valley Center to Darien (Illinois) | 1,687.07 mi (2,715.07 km) |
| Valley Center to Davenport (Iowa) | 1,551.90 mi (2,497.55 km) |
| Valley Center to Davidson (North Carolina) | 2,058.62 mi (3,313.02 km) |
| Valley Center to Davie (Florida) | 2,247.94 mi (3,617.70 km) |
| Valley Center to Davis (California) | 452.68 mi (728.52 km) |
| Valley Center to Dayton (Nevada) | 439.88 mi (707.92 km) |
| Valley Center to Dayton (Ohio) | 1,866.47 mi (3,003.79 km) |
| Valley Center to Daytona Beach (Florida) | 2,130.14 mi (3,428.14 km) |
| Valley Center to De Pere (Wisconsin) | 1,726.57 mi (2,778.65 km) |
| Valley Center to De Witt (New York) | 2,300.15 mi (3,701.73 km) |
| Valley Center to Dearborn (Michigan) | 1,934.93 mi (3,113.96 km) |
| Valley Center to Dearborn Heights (Michigan) | 1,931.73 mi (3,108.81 km) |
| Valley Center to DeBary (Florida) | 2,123.54 mi (3,417.50 km) |
