ZIP code 54557: Presque Isle, WI
ZIP code 54557 is in Vilas County (99%) and Iron County (0.9%), Wisconsin, outside any city or Census-designated place. It is in Wisconsin's 7th congressional district. Its state senate districts are State Senate District 12 (99%) and State Senate District 25 (0.9%); its state house districts are Assembly District 34 (99%) and Assembly District 74 (0.9%).
See it on the mapAll of Wisconsin
City and county
Outside any city or Census-designated place.
| County | Share of ZIP residents |
|---|---|
| Vilas County | 99% |
| Iron County | 0.9% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Presque Isle town | 64% |
| Winchester town | 35% |
| Oma town | 0.9% |
| Land O'Lakes town | land only |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Wisconsin's 7th congressional district (WI-07) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (WI-07) | Thomas P. Tiffany (R) | 202-225-3365 | 100% |
| U.S. Senator | Ron Johnson (R) | 202-224-5323 · contact form | statewide |
| U.S. Senator | Tammy Baldwin (D) | 202-224-5653 · contact form | statewide |
| State Senator (State Senate District 12) | Mary Felzkowski (R) | 99% | |
| State Senator (State Senate District 25) | Romaine Quinn (R) | 0.9% | |
| Assembly Member (Assembly District 34) | Rob Swearingen (R) | 99% | |
| Assembly Member (Assembly District 74) | Chanz Green (R) | 0.9% |
Officials serving now (members of Congress until January 3, 2027). Sources: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).
Local government
- Vilas County laws: search for the Vilas County, Wisconsin code of ordinances
- Iron County website: http://www.co.iron.wi.gov
- Iron County laws: search for the Iron County, Wisconsin code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 12 | 99% |
| State Senate District 25 | 0.9% |
| State house district | Share of ZIP residents |
|---|---|
| Assembly District 34 | 99% |
| Assembly District 74 | 0.9% |
Voting precincts
5 voting precincts overlap ZIP 54557. Map them, with each precinct's share of the ZIP's residents.
Get this in your AI agent
Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:
related_geographies(id="us:zcta:54557")
ZIP 54557 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code; PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.