ZIP code · Long Lake · Wisconsin · United States
ZIP code 54542 — Long Lake
ZIP code 54542 serves Long Lake, Wisconsin.
- Postal code
- 54542Single source Value from one source, not cross-checked.
- City
- Long Lake
- County
- Florence
- State
- Wisconsin
- Country
- United States
- Coordinates
- 45.9138, -88.6235 — precision precise (locality)
View on OpenStreetMap - Population
- 615 (ZCTA, ACS 5-year)
- Median household income
- $45,625
- Median age
- 52.7
- Time zone
- America/Menominee (UTC−6 / UTC−5 DST)
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS). Data generated on 2026-08-21. Methodology · Report an error on this page