ZIP CodesZIP codes in Hardin County, Illinois
Hardin County, Illinois has 4 ZIP codes in this list, from 62919 to 62982. They cover 4 places, among them Cave In Rock, Elizabethtown, Karbers Ridge and Rosiclare.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 62919 | Cave In Rock | 47.5 | 37.469, -88.165 |
| 62931 | Elizabethtown | 98.0 | 37.467, -88.287 |
| 62955 | Karbers Ridge | no area | 37.501, -88.238 |
| 62982 | Rosiclare | 7.8 | 37.424, -88.346 |
The ZIP code areas of Hardin County add up to about 153 square miles of land (397 sq km) as the Census Bureau draws them. The largest is 62931 (Elizabethtown), with 98.0 square miles.
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Cave In Rock, IL 62919.
- 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.