Eureka County ZIP Codes
Eureka County is a county of Nevada.
- ZIP codes
- 2
- Cities & towns
- 2
- Area codes
- 1
- Land area
- 4,176 sq mi
Every ZIP code in Eureka County
| ZIP code | City |
|---|---|
| 89316 | Eureka |
| 89821 | Crescent Valley |
We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Eureka County codes above are listed without a column we would have to invent.
Area codes covering Eureka County
Telephone and postal boundaries are drawn by different bodies, so these codes overlap the county without matching its edges.
Scope every ZIP code recorded in Eureka 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.