| Radford to Red Bank (New Jersey) | 414.62 mi (667.27 km) |
| Radford to Red Bank (Tennessee) | 298.66 mi (480.64 km) |
| Radford to Red Bluff (California) | 2,238.49 mi (3,602.49 km) |
| Radford to Red Hill (South Carolina) | 246.99 mi (397.49 km) |
| Radford to Red Oak (Texas) | 972.30 mi (1,564.76 km) |
| Radford to Red Wing (Minnesota) | 812.04 mi (1,306.85 km) |
| Radford to Redan (Georgia) | 309.55 mi (498.18 km) |
| Radford to Redding (California) | 2,241.13 mi (3,606.75 km) |
| Radford to Redland (Maryland) | 231.71 mi (372.90 km) |
| Radford to Redlands (California) | 2,055.41 mi (3,307.87 km) |
| Radford to Redmond (Oregon) | 2,161.23 mi (3,478.16 km) |
| Radford to Redmond (Washington) | 2,211.75 mi (3,559.46 km) |
| Radford to Redondo Beach (California) | 2,125.40 mi (3,420.50 km) |
| Radford to Redwood City (California) | 2,270.70 mi (3,654.34 km) |
| Radford to Reedley (California) | 2,134.82 mi (3,435.66 km) |
