| Hercules to Clarksdale (Mississippi) | 1,779.77 mi (2,864.26 km) |
| Hercules to Clarkston (Georgia) | 2,132.22 mi (3,431.47 km) |
| Hercules to Clarksville (Indiana) | 1,969.26 mi (3,169.22 km) |
| Hercules to Clarksville (Tennessee) | 1,910.61 mi (3,074.84 km) |
| Hercules to Clawson (Michigan) | 2,066.56 mi (3,325.81 km) |
| Hercules to Clay (Alabama) | 2,006.08 mi (3,228.47 km) |
| Hercules to Clayton (California) | 18.35 mi (29.53 km) |
| Hercules to Clayton (Missouri) | 1,722.29 mi (2,771.76 km) |
| Hercules to Clayton (North Carolina) | 2,405.62 mi (3,871.48 km) |
| Hercules to Clayton (Ohio) | 2,027.07 mi (3,262.26 km) |
| Hercules to Clearfield (Utah) | 585.13 mi (941.68 km) |
| Hercules to Clearlake (California) | 68.89 mi (110.87 km) |
| Hercules to Clearwater (Florida) | 2,371.60 mi (3,816.73 km) |
| Hercules to Cleburne (Texas) | 1,451.21 mi (2,335.49 km) |
| Hercules to Clemmons (North Carolina) | 2,294.35 mi (3,692.40 km) |
