ZIP CodesZIP codes in Eau Claire County, Wisconsin
Eau Claire County, Wisconsin has 7 ZIP codes in this list, from 54701 to 54742. They cover 5 places, among them Eau Claire, Altoona, Augusta and Fairchild.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 54701 | Eau Claire | 86.0 | 44.784, -91.488 |
| 54702 | Eau Claire | no area | 44.811, -91.499 |
| 54703 | Eau Claire | 81.1 | 44.835, -91.516 |
| 54720 | Altoona | 4.7 | 44.802, -91.438 |
| 54722 | Augusta | 149 | 44.695, -91.123 |
| 54741 | Fairchild | 96.4 | 44.596, -90.991 |
| 54742 | Fall Creek | 108 | 44.768, -91.286 |
The ZIP code areas of Eau Claire County add up to about 525 square miles of land (1,359 sq km) as the Census Bureau draws them. The largest is 54722 (Augusta), with 149 square miles.
Places with more than one code here: Eau Claire (3 codes).
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Eau Claire, WI 54701.
- 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.