| Ponce to Clarksdale (Mississippi) | 1,850.94 mi (2,978.81 km) |
| Ponce to Clarkston (Georgia) | 1,541.33 mi (2,480.54 km) |
| Ponce to Clarksville (Indiana) | 1,816.47 mi (2,923.32 km) |
| Ponce to Clarksville (Tennessee) | 1,798.09 mi (2,893.75 km) |
| Ponce to Clawson (Michigan) | 1,952.40 mi (3,142.08 km) |
| Ponce to Clay (Alabama) | 1,642.89 mi (2,643.97 km) |
| Ponce to Clayton (California) | 3,586.18 mi (5,771.40 km) |
| Ponce to Clayton (Missouri) | 2,015.47 mi (3,243.59 km) |
| Ponce to Clayton (North Carolina) | 1,417.93 mi (2,281.93 km) |
| Ponce to Clayton (Ohio) | 1,843.32 mi (2,966.54 km) |
| Ponce to Clearfield (Utah) | 3,112.99 mi (5,009.88 km) |
| Ponce to Clearlake (California) | 3,632.10 mi (5,845.29 km) |
| Ponce to Clearwater (Florida) | 1,234.08 mi (1,986.05 km) |
| Ponce to Cleburne (Texas) | 2,154.16 mi (3,466.78 km) |
| Ponce to Clemmons (North Carolina) | 1,502.18 mi (2,417.52 km) |
