| Radford to Dover (New Hampshire) | 660.01 mi (1,062.19 km) |
| Radford to Dover (New Jersey) | 413.76 mi (665.89 km) |
| Radford to Dover (Ohio) | 240.60 mi (387.21 km) |
| Radford to Downers Grove (Illinois) | 512.01 mi (824.00 km) |
| Radford to Downey (California) | 2,110.32 mi (3,396.24 km) |
| Radford to Dranesville (Virginia) | 216.42 mi (348.29 km) |
| Radford to Draper (Utah) | 1,692.32 mi (2,723.53 km) |
| Radford to Drexel Heights (Arizona) | 1,759.20 mi (2,831.15 km) |
| Radford to Drexel Hill (Pennsylvania) | 344.57 mi (554.54 km) |
| Radford to Duarte (California) | 2,095.98 mi (3,373.15 km) |
| Radford to Dublin (California) | 2,249.99 mi (3,621.01 km) |
| Radford to Dublin (Georgia) | 344.20 mi (553.94 km) |
| Radford to Dublin (Ohio) | 249.23 mi (401.10 km) |
| Radford to Dubuque (Iowa) | 653.59 mi (1,051.85 km) |
| Radford to Duluth (Georgia) | 295.12 mi (474.95 km) |
