| Oak Ridge to Candler-McAfee (Georgia) | 154.58 mi (248.77 km) |
| Oak Ridge to Caño Martin Peña (Puerto Rico) | 1,644.53 mi (2,646.62 km) |
| Oak Ridge to Cañon City (Colorado) | 1,161.73 mi (1,869.62 km) |
| Oak Ridge to Canóvanas (Puerto Rico) | 1,654.02 mi (2,661.89 km) |
| Oak Ridge to Canton (Georgia) | 119.16 mi (191.77 km) |
| Oak Ridge to Canton (Illinois) | 444.98 mi (716.13 km) |
| Oak Ridge to Canton (Mississippi) | 401.63 mi (646.36 km) |
| Oak Ridge to Canton (Ohio) | 370.25 mi (595.85 km) |
| Oak Ridge to Canyon (Texas) | 992.62 mi (1,597.46 km) |
| Oak Ridge to Canyon Lake (California) | 1,867.62 mi (3,005.65 km) |
| Oak Ridge to Canyon Lake (Texas) | 911.49 mi (1,466.90 km) |
| Oak Ridge to Cape Coral (Florida) | 657.99 mi (1,058.94 km) |
| Oak Ridge to Cape Girardeau (Missouri) | 306.38 mi (493.07 km) |
| Oak Ridge to Carbondale (Illinois) | 298.38 mi (480.20 km) |
| Oak Ridge to Carlisle (Pennsylvania) | 483.84 mi (778.66 km) |
