ZIP CodesZIP codes in Washburn County, Wisconsin
Washburn County, Wisconsin has 7 ZIP codes in this list, from 54801 to 54888. They cover 7 places, among them Spooner, Birchwood, Minong and Sarona.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 54801 | Spooner | 196 | 45.850, -91.915 |
| 54817 | Birchwood | 160 | 45.640, -91.578 |
| 54859 | Minong | 180 | 46.104, -91.851 |
| 54870 | Sarona | 82.0 | 45.709, -91.762 |
| 54871 | Shell Lake | 116 | 45.754, -91.961 |
| 54875 | Springbrook | 111 | 45.945, -91.675 |
| 54888 | Trego | 99.0 | 45.952, -91.858 |
The ZIP code areas of Washburn County add up to about 944 square miles of land (2,445 sq km) as the Census Bureau draws them. The largest is 54801 (Spooner), with 196 square miles.
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Spooner, WI 54801.
- 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.