Walworth County ZIP Codes
Walworth County is a county of Wisconsin.
- ZIP codes
- 16
- Cities & towns
- 16
- Area codes
- 3
- Land area
- 555 sq mi
Every ZIP code in Walworth County
| ZIP code | City |
|---|---|
| 53114 | Darien |
| 53115 | Delavan |
| 53120 | East Troy |
| 53121 | Elkhorn |
| 53125 | Fontana |
| 53128 | Genoa City |
| 53138 | Honey Creek |
| 53147 | Lake Geneva |
| 53148 | Lyons |
| 53157 | Pell Lake |
| 53176 | Springfield |
| 53184 | Walworth |
| 53190 | Whitewater |
| 53191 | Williams Bay |
| 53195 | Zenda |
| 53585 | Sharon |
We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Walworth County codes above are listed without a column we would have to invent.
Cities and towns in Walworth County
A further 6 places in Walworth County appear in the postal source without a page of its own; their codes are in the table above and each one links to its own page.
Area codes covering Walworth County
Telephone and postal boundaries are drawn by different bodies, so these codes overlap the county without matching its edges.
Where Walworth County's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Scope every ZIP code recorded in Walworth County. Source GeoNames US postal codes (2026-07 postal dump), Census 2024 county Gazetteer (2024 Gazetteer) and geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot). Updated . The outline is a convex envelope of ZIP reference points, not a jurisdiction boundary.