| Oak Ridge to Roy (Utah) | 1,534.85 mi (2,470.11 km) |
| Oak Ridge to Royal Kunia (Hawaii) | 4,479.11 mi (7,208.44 km) |
| Oak Ridge to Royal Oak (Michigan) | 456.26 mi (734.29 km) |
| Oak Ridge to Royal Palm Beach (Florida) | 683.21 mi (1,099.51 km) |
| Oak Ridge to Royse City (Texas) | 714.76 mi (1,150.30 km) |
| Oak Ridge to Ruskin (Florida) | 580.99 mi (935.01 km) |
| Oak Ridge to Russellville (Alabama) | 218.43 mi (351.54 km) |
| Oak Ridge to Russellville (Arkansas) | 498.85 mi (802.82 km) |
| Oak Ridge to Ruston (Louisiana) | 531.91 mi (856.03 km) |
| Oak Ridge to Rutherford (New Jersey) | 645.10 mi (1,038.19 km) |
| Oak Ridge to Rutland (Vermont) | 798.65 mi (1,285.30 km) |
| Oak Ridge to Sabana Grande (Puerto Rico) | 1,626.54 mi (2,617.66 km) |
| Oak Ridge to Sachse (Texas) | 729.11 mi (1,173.38 km) |
| Oak Ridge to Saco (Maine) | 900.15 mi (1,448.65 km) |
| Oak Ridge to Sacramento (California) | 2,038.11 mi (3,280.03 km) |
