| Hilliard to Clarksdale (Mississippi) | 573.76 mi (923.38 km) |
| Hilliard to Clarkston (Georgia) | 434.14 mi (698.67 km) |
| Hilliard to Clarksville (Indiana) | 183.14 mi (294.74 km) |
| Hilliard to Clarksville (Tennessee) | 329.78 mi (530.72 km) |
| Hilliard to Clawson (Michigan) | 172.83 mi (278.14 km) |
| Hilliard to Clay (Alabama) | 477.70 mi (768.78 km) |
| Hilliard to Clayton (California) | 2,070.84 mi (3,332.70 km) |
| Hilliard to Clayton (Missouri) | 395.01 mi (635.71 km) |
| Hilliard to Clayton (North Carolina) | 396.62 mi (638.29 km) |
| Hilliard to Clayton (Ohio) | 63.10 mi (101.55 km) |
| Hilliard to Clearfield (Utah) | 1,509.89 mi (2,429.93 km) |
| Hilliard to Clearlake (California) | 2,088.62 mi (3,361.31 km) |
| Hilliard to Clearwater (Florida) | 833.31 mi (1,341.09 km) |
| Hilliard to Cleburne (Texas) | 953.85 mi (1,535.07 km) |
| Hilliard to Clemmons (North Carolina) | 315.02 mi (506.97 km) |
