ZIP CodesZIP codes in Henry County, Illinois
Henry County, Illinois has 16 ZIP codes in this list, from 61233 to 61490. They cover 16 places, among them Andover, Annawan, Atkinson and Cambridge.
Nothing in this county matches.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 61233 | Andover | 0.7 | 41.295, -90.290 |
| 61234 | Annawan | 55.7 | 41.398, -89.913 |
| 61235 | Atkinson | 52.4 | 41.416, -90.022 |
| 61238 | Cambridge | 101 | 41.311, -90.180 |
| 61241 | Colona | 19.1 | 41.489, -90.321 |
| 61254 | Geneseo | 166 | 41.469, -90.171 |
| 61258 | Hooppole | 0.4 | 41.522, -89.912 |
| 61262 | Lynn Center | 51.2 | 41.289, -90.330 |
| 61273 | Orion | 45.8 | 41.363, -90.385 |
| 61274 | Osco | 23.6 | 41.364, -90.268 |
| 61413 | Alpha | 29.6 | 41.193, -90.382 |
| 61419 | Bishop Hill | 0.5 | 41.198, -90.118 |
| 61434 | Galva | 78.7 | 41.166, -90.048 |
| 61443 | Kewanee | 101 | 41.241, -89.927 |
| 61468 | Ophiem | 1.2 | 41.252, -90.388 |
| 61490 | Woodhull | 36.5 | 41.185, -90.283 |
The ZIP code areas of Henry County add up to about 764 square miles of land (1,978 sq km) as the Census Bureau draws them. The largest is 61254 (Geneseo), with 166 square miles.
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Andover, IL 61233.
- 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.