| Oak Ridge to Clarksdale (Mississippi) | 375.25 mi (603.90 km) |
| Oak Ridge to Clarkston (Georgia) | 148.73 mi (239.36 km) |
| Oak Ridge to Clarksville (Indiana) | 182.01 mi (292.92 km) |
| Oak Ridge to Clarksville (Tennessee) | 174.84 mi (281.37 km) |
| Oak Ridge to Clawson (Michigan) | 458.23 mi (737.44 km) |
| Oak Ridge to Clay (Alabama) | 204.47 mi (329.07 km) |
| Oak Ridge to Clayton (California) | 2,068.47 mi (3,328.88 km) |
| Oak Ridge to Clayton (Missouri) | 379.83 mi (611.28 km) |
| Oak Ridge to Clayton (North Carolina) | 328.07 mi (527.98 km) |
| Oak Ridge to Clayton (Ohio) | 269.82 mi (434.23 km) |
| Oak Ridge to Clearfield (Utah) | 1,533.21 mi (2,467.46 km) |
| Oak Ridge to Clearlake (California) | 2,097.33 mi (3,375.33 km) |
| Oak Ridge to Clearwater (Florida) | 558.93 mi (899.52 km) |
| Oak Ridge to Cleburne (Texas) | 789.72 mi (1,270.93 km) |
| Oak Ridge to Clemmons (North Carolina) | 218.47 mi (351.60 km) |
