ZIP CodesZIP codes in Amite County, Mississippi
Amite County, Mississippi has 4 ZIP codes in this list, from 39633 to 39664. They cover 4 places, among them Crosby, Gloster, Liberty and Smithdale.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 39633 | Crosby | 111 | 31.291, -91.185 |
| 39638 | Gloster | 185 | 31.190, -90.924 |
| 39645 | Liberty | 314 | 31.138, -90.713 |
| 39664 | Smithdale | 114 | 31.367, -90.675 |
The ZIP code areas of Amite County add up to about 723 square miles of land (1,873 sq km) as the Census Bureau draws them. The largest is 39645 (Liberty), with 314 square miles.
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Crosby, MS 39633.
- Tap a ZIP code to open it in the look-up, with a copy button for the address line.
- A code can cross a county line, and one town can have several codes. The table shows the main place of each code.
- "No area" means the Census Bureau draws no area for that code. Such codes are usually for post office boxes or a single building.
Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.