| Denison to Hazleton (Pennsylvania) | 1,231.88 mi (1,982.52 km) |
| Denison to Healdsburg (California) | 1,497.95 mi (2,410.72 km) |
| Denison to Heath (Ohio) | 891.38 mi (1,434.53 km) |
| Denison to Heber (Utah) | 937.84 mi (1,509.31 km) |
| Denison to Helena (Alabama) | 559.60 mi (900.59 km) |
| Denison to Helena (Montana) | 1,199.81 mi (1,930.91 km) |
| Denison to Hemet (California) | 1,170.95 mi (1,884.46 km) |
| Denison to Henderson (Kentucky) | 577.17 mi (928.87 km) |
| Denison to Henderson (Nevada) | 1,055.86 mi (1,699.24 km) |
| Denison to Henderson (North Carolina) | 1,041.03 mi (1,675.38 km) |
| Denison to Henderson (Texas) | 151.89 mi (244.45 km) |
| Denison to Hendersonville (North Carolina) | 810.22 mi (1,303.92 km) |
| Denison to Hendersonville (Tennessee) | 590.95 mi (951.04 km) |
| Denison to Hercules (California) | 1,461.88 mi (2,352.66 km) |
| Denison to Hereford (Texas) | 340.03 mi (547.22 km) |
