| Clemson to Hazleton (Pennsylvania) | 571.32 mi (919.45 km) |
| Clemson to Healdsburg (California) | 2,219.15 mi (3,571.37 km) |
| Clemson to Heath (Ohio) | 369.55 mi (594.73 km) |
| Clemson to Heber (Utah) | 1,608.10 mi (2,587.98 km) |
| Clemson to Helena (Alabama) | 252.24 mi (405.95 km) |
| Clemson to Helena (Montana) | 1,724.39 mi (2,775.13 km) |
| Clemson to Hemet (California) | 1,944.97 mi (3,130.13 km) |
| Clemson to Henderson (Kentucky) | 343.56 mi (552.90 km) |
| Clemson to Henderson (Nevada) | 1,810.16 mi (2,913.18 km) |
| Clemson to Henderson (North Carolina) | 272.07 mi (437.86 km) |
| Clemson to Henderson (Texas) | 712.28 mi (1,146.31 km) |
| Clemson to Hendersonville (North Carolina) | 48.63 mi (78.26 km) |
| Clemson to Hendersonville (Tennessee) | 240.72 mi (387.40 km) |
| Clemson to Hercules (California) | 2,190.72 mi (3,525.62 km) |
| Clemson to Hereford (Texas) | 1,110.23 mi (1,786.74 km) |
