| Radford to Somersworth (New Hampshire) | 662.61 mi (1,066.38 km) |
| Radford to Somerton (Arizona) | 1,949.93 mi (3,138.11 km) |
| Radford to Somerville (Massachusetts) | 619.71 mi (997.33 km) |
| Radford to Somerville (New Jersey) | 398.85 mi (641.89 km) |
| Radford to Sonoma (California) | 2,272.08 mi (3,656.56 km) |
| Radford to Soquel (California) | 2,263.50 mi (3,642.76 km) |
| Radford to South Bend (Indiana) | 437.94 mi (704.79 km) |
| Radford to South Bradenton (Florida) | 677.89 mi (1,090.95 km) |
| Radford to South Burlington (Vermont) | 635.43 mi (1,022.62 km) |
| Radford to South Charleston (West Virginia) | 105.34 mi (169.53 km) |
| Radford to South Daytona (Florida) | 550.39 mi (885.77 km) |
| Radford to South El Monte (California) | 2,103.56 mi (3,385.35 km) |
| Radford to South Elgin (Illinois) | 532.31 mi (856.66 km) |
| Radford to South Euclid (Ohio) | 308.43 mi (496.37 km) |
| Radford to South Farmingdale (New York) | 455.64 mi (733.28 km) |
