| Zachary to Hazelwood (Missouri) | 563.35 mi (906.63 km) |
| Zachary to Hazleton (Pennsylvania) | 1,105.98 mi (1,779.91 km) |
| Zachary to Healdsburg (California) | 1,873.41 mi (3,014.97 km) |
| Zachary to Heath (Ohio) | 811.39 mi (1,305.80 km) |
| Zachary to Heber (Utah) | 1,320.08 mi (2,124.47 km) |
| Zachary to Helena (Alabama) | 309.48 mi (498.06 km) |
| Zachary to Helena (Montana) | 1,565.14 mi (2,518.85 km) |
| Zachary to Hemet (California) | 1,521.18 mi (2,448.10 km) |
| Zachary to Henderson (Kentucky) | 536.23 mi (862.98 km) |
| Zachary to Henderson (Nevada) | 1,422.76 mi (2,289.71 km) |
| Zachary to Henderson (North Carolina) | 831.18 mi (1,337.66 km) |
| Zachary to Henderson (Texas) | 237.74 mi (382.61 km) |
| Zachary to Hendersonville (North Carolina) | 598.12 mi (962.59 km) |
| Zachary to Hendersonville (Tennessee) | 470.09 mi (756.54 km) |
| Zachary to Hercules (California) | 1,835.47 mi (2,953.91 km) |
