| Oak Ridge to Clemson (South Carolina) | 121.64 mi (195.77 km) |
| Oak Ridge to Clermont (Florida) | 534.95 mi (860.93 km) |
| Oak Ridge to Cleveland (Mississippi) | 395.66 mi (636.75 km) |
| Oak Ridge to Cleveland (Ohio) | 406.04 mi (653.46 km) |
| Oak Ridge to Cleveland (Tennessee) | 63.02 mi (101.43 km) |
| Oak Ridge to Cleveland Heights (Ohio) | 410.50 mi (660.63 km) |
| Oak Ridge to Cliffside Park (New Jersey) | 650.61 mi (1,047.05 km) |
| Oak Ridge to Clifton (Colorado) | 1,337.62 mi (2,152.69 km) |
| Oak Ridge to Clifton (New Jersey) | 644.11 mi (1,036.60 km) |
| Oak Ridge to Clinton (Iowa) | 516.71 mi (831.57 km) |
| Oak Ridge to Clinton (Maryland) | 448.88 mi (722.40 km) |
| Oak Ridge to Clinton (Mississippi) | 426.13 mi (685.80 km) |
| Oak Ridge to Clinton (Utah) | 1,535.57 mi (2,471.26 km) |
| Oak Ridge to Clive (Iowa) | 643.09 mi (1,034.96 km) |
| Oak Ridge to Cloquet (Minnesota) | 855.27 mi (1,376.42 km) |
