ZIP CodesZIP codes in Portage County, Wisconsin
Portage County, Wisconsin has 12 ZIP codes in this list, from 54406 to 54921. They cover 10 places, among them Stevens Point, Amherst, Amherst Junction and Custer.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 54406 | Amherst | 66.4 | 44.423, -89.303 |
| 54407 | Amherst Junction | 46.7 | 44.507, -89.304 |
| 54423 | Custer | 48.3 | 44.566, -89.415 |
| 54443 | Junction City | 89.5 | 44.596, -89.744 |
| 54458 | Nelsonville | 0.4 | 44.495, -89.310 |
| 54467 | Plover | 66.4 | 44.451, -89.543 |
| 54473 | Rosholt | 84.4 | 44.662, -89.336 |
| 54481 | Stevens Point | 65.6 | 44.521, -89.559 |
| 54482 | Stevens Point | 91.0 | 44.556, -89.518 |
| 54492 | Stevens Point | no area | 44.509, -89.529 |
| 54909 | Almond | 96.3 | 44.290, -89.358 |
| 54921 | Bancroft | 87.3 | 44.306, -89.530 |
The ZIP code areas of Portage County add up to about 742 square miles of land (1,923 sq km) as the Census Bureau draws them. The largest is 54909 (Almond), with 96.3 square miles.
Places with more than one code here: Stevens Point (3 codes).
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Amherst, WI 54406.
- 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.