| Radford to Ridgeland (Mississippi) | 633.24 mi (1,019.10 km) |
| Radford to Ridgewood (New Jersey) | 436.51 mi (702.49 km) |
| Radford to Rifle (Colorado) | 1,478.74 mi (2,379.81 km) |
| Radford to Rincon (Georgia) | 335.80 mi (540.42 km) |
| Radford to Ringwood (New Jersey) | 434.80 mi (699.75 km) |
| Radford to Río Grande (Puerto Rico) | 1,572.60 mi (2,530.86 km) |
| Radford to Rio Grande City (Texas) | 1,300.84 mi (2,093.50 km) |
| Radford to Rio Linda (California) | 2,212.87 mi (3,561.26 km) |
| Radford to Rio Rancho (New Mexico) | 1,458.22 mi (2,346.78 km) |
| Radford to Rio Rico (Arizona) | 1,771.58 mi (2,851.08 km) |
| Radford to Ripon (California) | 2,208.69 mi (3,554.54 km) |
| Radford to River Edge (New Jersey) | 437.46 mi (704.03 km) |
| Radford to River Falls (Wisconsin) | 824.15 mi (1,326.34 km) |
| Radford to River Forest (Illinois) | 508.11 mi (817.73 km) |
| Radford to River Grove (Illinois) | 510.11 mi (820.94 km) |
