| Radford to Darby (Pennsylvania) | 345.42 mi (555.91 km) |
| Radford to Dardenne Prairie (Missouri) | 565.40 mi (909.92 km) |
| Radford to Darien (Illinois) | 508.50 mi (818.35 km) |
| Radford to Davenport (Iowa) | 617.52 mi (993.80 km) |
| Radford to Davidson (North Carolina) | 114.20 mi (183.79 km) |
| Radford to Davie (Florida) | 763.23 mi (1,228.30 km) |
| Radford to Davis (California) | 2,230.19 mi (3,589.15 km) |
| Radford to Dayton (Nevada) | 2,106.98 mi (3,390.86 km) |
| Radford to Dayton (Ohio) | 269.29 mi (433.38 km) |
| Radford to Daytona Beach (Florida) | 548.34 mi (882.47 km) |
| Radford to De Pere (Wisconsin) | 639.51 mi (1,029.20 km) |
| Radford to De Witt (New York) | 471.63 mi (759.01 km) |
| Radford to Dearborn (Michigan) | 385.27 mi (620.04 km) |
| Radford to Dearborn Heights (Michigan) | 386.76 mi (622.44 km) |
| Radford to DeBary (Florida) | 571.14 mi (919.17 km) |
