| Radford to Stephenville (Texas) | 1,057.46 mi (1,701.82 km) |
| Radford to Sterling (Colorado) | 1,237.65 mi (1,991.81 km) |
| Radford to Sterling (Illinois) | 584.26 mi (940.28 km) |
| Radford to Sterling (Virginia) | 215.26 mi (346.42 km) |
| Radford to Sterling Heights (Michigan) | 399.20 mi (642.45 km) |
| Radford to Steubenville (Ohio) | 224.08 mi (360.63 km) |
| Radford to Stevens Point (Wisconsin) | 693.79 mi (1,116.55 km) |
| Radford to Stevenson Ranch (California) | 2,126.47 mi (3,422.22 km) |
| Radford to Stillwater (Minnesota) | 840.33 mi (1,352.37 km) |
| Radford to Stillwater (Oklahoma) | 917.18 mi (1,476.05 km) |
| Radford to Stockbridge (Georgia) | 323.36 mi (520.41 km) |
| Radford to Stockton (California) | 2,215.08 mi (3,564.83 km) |
| Radford to Stone Ridge (Virginia) | 205.63 mi (330.93 km) |
| Radford to Stonecrest (Georgia) | 311.50 mi (501.30 km) |
| Radford to Stony Brook (New York) | 476.66 mi (767.11 km) |
