ZIP CodesZIP codes in Clay County, Illinois
Clay County, Illinois has 6 ZIP codes in this list, from 62434 to 62899. They cover 6 places, among them Ingraham, Clay City, Flora and Louisville.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 62434 | Ingraham | 29.4 | 38.828, -88.320 |
| 62824 | Clay City | 101 | 38.669, -88.352 |
| 62839 | Flora | 71.2 | 38.670, -88.492 |
| 62858 | Louisville | 152 | 38.772, -88.507 |
| 62879 | Sailor Springs | 0.1 | 38.764, -88.363 |
| 62899 | Xenia | 109 | 38.636, -88.635 |
The ZIP code areas of Clay County add up to about 462 square miles of land (1,196 sq km) as the Census Bureau draws them. The largest is 62858 (Louisville), with 152 square miles.
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Ingraham, IL 62434.
- 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.