| Hilliard to Clemson (South Carolina) | 370.24 mi (595.85 km) |
| Hilliard to Clermont (Florida) | 798.96 mi (1,285.79 km) |
| Hilliard to Cleveland (Mississippi) | 602.84 mi (970.17 km) |
| Hilliard to Cleveland (Ohio) | 126.06 mi (202.88 km) |
| Hilliard to Cleveland (Tennessee) | 348.19 mi (560.36 km) |
| Hilliard to Cleveland Heights (Ohio) | 131.75 mi (212.02 km) |
| Hilliard to Cliffside Park (New Jersey) | 485.12 mi (780.72 km) |
| Hilliard to Clifton (Colorado) | 1,345.00 mi (2,164.57 km) |
| Hilliard to Clifton (New Jersey) | 476.45 mi (766.77 km) |
| Hilliard to Clinton (Iowa) | 390.10 mi (627.81 km) |
| Hilliard to Clinton (Maryland) | 345.34 mi (555.76 km) |
| Hilliard to Clinton (Mississippi) | 664.35 mi (1,069.17 km) |
| Hilliard to Clinton (Utah) | 1,511.75 mi (2,432.93 km) |
| Hilliard to Clive (Iowa) | 566.52 mi (911.72 km) |
| Hilliard to Cloquet (Minnesota) | 657.31 mi (1,057.83 km) |
