| Zachary to Horizon West (Florida) | 593.89 mi (955.77 km) |
| Zachary to Hormigueros (Puerto Rico) | 1,736.77 mi (2,795.07 km) |
| Zachary to Horn Lake (Mississippi) | 303.16 mi (487.89 km) |
| Zachary to Hot Springs (Arkansas) | 286.18 mi (460.56 km) |
| Zachary to Hot Springs Village (Arkansas) | 295.05 mi (474.83 km) |
| Zachary to Houma (Louisiana) | 79.75 mi (128.35 km) |
| Zachary to Houston (Texas) | 259.42 mi (417.49 km) |
| Zachary to Howard (Wisconsin) | 975.20 mi (1,569.43 km) |
| Zachary to Huber Heights (Ohio) | 748.96 mi (1,205.33 km) |
| Zachary to Hudson (Florida) | 533.66 mi (858.85 km) |
| Zachary to Hudson (Ohio) | 909.52 mi (1,463.74 km) |
| Zachary to Hudson (Wisconsin) | 991.65 mi (1,595.91 km) |
| Zachary to Hueytown (Alabama) | 308.47 mi (496.43 km) |
| Zachary to Hugo (Minnesota) | 1,006.74 mi (1,620.19 km) |
| Zachary to Humacao (Puerto Rico) | 1,807.29 mi (2,908.55 km) |
