| Hartlepool to Clarkston (Georgia) | 4,088.81 mi (6,580.31 km) |
| Hartlepool to Clarksville (Indiana) | 3,917.61 mi (6,304.78 km) |
| Hartlepool to Clarksville (Tennessee) | 4,065.08 mi (6,542.11 km) |
| Hartlepool to Clawson (Michigan) | 3,614.20 mi (5,816.49 km) |
| Hartlepool to Clay (Alabama) | 4,185.29 mi (6,735.58 km) |
| Hartlepool to Clayton (California) | 5,140.75 mi (8,273.23 km) |
| Hartlepool to Clayton (Missouri) | 4,069.59 mi (6,549.38 km) |
| Hartlepool to Clayton (North Carolina) | 3,771.71 mi (6,069.97 km) |
| Hartlepool to Clayton (Ohio) | 3,787.17 mi (6,094.87 km) |
| Hartlepool to Clearfield (Utah) | 4,667.95 mi (7,512.35 km) |
| Hartlepool to Clearlake (California) | 5,099.99 mi (8,207.65 km) |
| Hartlepool to Clearwater (Florida) | 4,335.80 mi (6,977.80 km) |
| Hartlepool to Cleburne (Texas) | 4,658.33 mi (7,496.85 km) |
| Hartlepool to Clemmons (North Carolina) | 3,827.98 mi (6,160.54 km) |
| Hartlepool to Clemson (South Carolina) | 3,989.39 mi (6,420.30 km) |
