| Oak Ridge to Reidsville (North Carolina) | 259.09 mi (416.96 km) |
| Oak Ridge to Reisterstown (Maryland) | 474.46 mi (763.57 km) |
| Oak Ridge to Rendon (Texas) | 774.31 mi (1,246.13 km) |
| Oak Ridge to Reno (Nevada) | 1,945.21 mi (3,130.52 km) |
| Oak Ridge to Renton (Washington) | 2,084.79 mi (3,355.15 km) |
| Oak Ridge to Republic (Missouri) | 514.19 mi (827.51 km) |
| Oak Ridge to Reston (Virginia) | 433.14 mi (697.07 km) |
| Oak Ridge to Revere (Massachusetts) | 838.37 mi (1,349.23 km) |
| Oak Ridge to Rexburg (Idaho) | 1,546.76 mi (2,489.27 km) |
| Oak Ridge to Reynoldsburg (Ohio) | 287.84 mi (463.23 km) |
| Oak Ridge to Rialto (California) | 1,867.60 mi (3,005.60 km) |
| Oak Ridge to Richardson (Texas) | 736.22 mi (1,184.83 km) |
| Oak Ridge to Richfield (Minnesota) | 775.34 mi (1,247.78 km) |
| Oak Ridge to Richfield (Wisconsin) | 544.54 mi (876.34 km) |
| Oak Ridge to Richland (Washington) | 1,936.99 mi (3,117.28 km) |
