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County ZIP codes · Nevada · FIPS 32013

Humboldt County, NV ZIP Codes

Humboldt County, Nevada has 9 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 7 of the residential ones lie mainly in Humboldt County and 2 mainly in a neighboring county; 4 cross the county line.

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Humboldt County?

89404 · Denio: –89412 · Gerlach: –89414 · Golconda: –89421 · McDermitt: $26k89425 · Orovada: $63k89426 · Paradise Valley: $124k89438 · Valmy: –89445 · Winnemucca: $82k89446 · Winnemucca: –8944589412894148942189425894048942689404 · Denio: –89412 · Gerlach: –89414 · Golconda: –89421 · McDermitt: $26k89425 · Orovada: $63k89426 · Paradise Valley: $124k89438 · Valmy: –89445 · Winnemucca: $82k89446 · Winnemucca: –8944589412894148942189425894048942689404 · Denio: –89412 · Gerlach: –89414 · Golconda: –89421 · McDermitt: $26k89425 · Orovada: $63k89426 · Paradise Valley: $124k89438 · Valmy: –89445 · Winnemucca: $82k89446 · Winnemucca: –894458941289414894218942589404
The residential ZIP codes of Humboldt County (whole outlines, including the parts in neighboring counties), shaded by median household income in national fifths (ACS 2020-2024). <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

All 9 residential ZIP codes in Humboldt County

7 ZIP codes lie mainly in Humboldt County; 2 more reach into it from a neighboring county and follow the first table.

Residential ZIP codes mainly in Humboldt County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
89445 Winnemucca 17,153 6 $82k $281k 74%
89425 Orovada 352 1 $63k $313k 100%
89426 Paradise Valley 341 2 $124k $116k 100%
89414 Golconda 203 0 – – 74%
89446 Winnemucca 80 11 – – 100%
89404 Denio 36 0 – – 100%
89438 Valmy no residents 0 – – 100%

Partly in Humboldt County

Residential ZIP codes mainly in another county that reach at least 1% into Humboldt County, by their share here
In this county
89421 McDermitt 330 0 $26k $71k 39%
89412 Gerlach 137 0 – – 8%

Download the 9 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).

Which ZIP codes cross the county line?

4 ZIP codes of Humboldt County extend into another county. A ZIP code follows mail routes, not county borders.

Share of each ZIP code's land in Humboldt County and in the neighboring counties
ZIPIn HumboldtElsewhere
8944574%Pershing County 26%
8942139%Malheur County 61%
8941474%Elko County 26%
894128%Washoe County 92%

Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).

Which first three digits do Humboldt County's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Humboldt County starts with 894.

Three-digit prefixes of Humboldt County's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Humboldt County's
PrefixSectional centerHereAll codes
894 Reno, NV (SCF 894) 9 50

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.