| Thornton to Clarkston (Georgia) | 4,081.35 mi (6,568.30 km) |
| Thornton to Clarksville (Indiana) | 3,915.67 mi (6,301.66 km) |
| Thornton to Clarksville (Tennessee) | 4,062.72 mi (6,538.32 km) |
| Thornton to Clawson (Michigan) | 3,614.58 mi (5,817.11 km) |
| Thornton to Clay (Alabama) | 4,179.70 mi (6,726.57 km) |
| Thornton to Clayton (California) | 5,166.58 mi (8,314.80 km) |
| Thornton to Clayton (Missouri) | 4,071.56 mi (6,552.54 km) |
| Thornton to Clayton (North Carolina) | 3,761.20 mi (6,053.07 km) |
| Thornton to Clayton (Ohio) | 3,785.65 mi (6,092.42 km) |
| Thornton to Clearfield (Utah) | 4,688.44 mi (7,545.32 km) |
| Thornton to Clearlake (California) | 5,126.95 mi (8,251.02 km) |
| Thornton to Clearwater (Florida) | 4,321.94 mi (6,955.50 km) |
| Thornton to Cleburne (Texas) | 4,660.60 mi (7,500.50 km) |
| Thornton to Clemmons (North Carolina) | 3,819.44 mi (6,146.80 km) |
| Thornton to Clemson (South Carolina) | 3,981.55 mi (6,407.69 km) |
