| Zachary to Hutchinson (Kansas) | 639.56 mi (1,029.27 km) |
| Zachary to Hutchinson (Minnesota) | 997.91 mi (1,605.99 km) |
| Zachary to Hutto (Texas) | 379.50 mi (610.75 km) |
| Zachary to Hyattsville (Maryland) | 987.12 mi (1,588.62 km) |
| Zachary to Hybla Valley (Virginia) | 973.68 mi (1,566.99 km) |
| Zachary to Idaho Falls (Idaho) | 1,445.15 mi (2,325.75 km) |
| Zachary to Idylwood (Virginia) | 973.03 mi (1,565.95 km) |
| Zachary to Ilchester (Maryland) | 1,004.93 mi (1,617.28 km) |
| Zachary to Immokalee (Florida) | 659.27 mi (1,061.00 km) |
| Zachary to Imperial (California) | 1,438.71 mi (2,315.38 km) |
| Zachary to Imperial Beach (California) | 1,529.00 mi (2,460.69 km) |
| Zachary to Independence (Kentucky) | 684.08 mi (1,100.92 km) |
| Zachary to Independence (Missouri) | 609.23 mi (980.46 km) |
| Zachary to Indian Trail (North Carolina) | 681.57 mi (1,096.88 km) |
| Zachary to Indiana (Pennsylvania) | 961.51 mi (1,547.40 km) |
