ZIP codes in Elko County
17 ZIPs touch Elko County, Nevada. The blue dashed line is the county border; orange ZIPs reach into it.
17
ZIP codes
3
cross the county line
54,194
people in these ZIPs
17
counties in NV
Most people
Elko County ZIP list
More counties in Nevada
- Carson City10
- Churchill County4
- Clark County124
- Douglas County9
- Esmeralda County4
- Eureka County4
- Humboldt County9
- Lander County2
- Lincoln County5
- Lyon County9
Questions people actually ask
How many ZIP codes are in Elko County, Nevada?
17 ZIP codes reach into Elko County, including 2 PO Box or single-address ZIPs placed by the town they serve. 3 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Elko County has the most people?
89801 (Elko) has about 26,480 residents, the most of any ZIP touching Elko County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Elko County and another county?
Yes. ZIP codes follow mail routes, not county lines. Rows marked with a percentage show how much of that ZIP’s land is in Elko County. For one address, pin the exact spot on the ZIP finder to see its county.
Where does this list come from?
ZIP areas and their county overlaps come from the Census Bureau’s 2020 ZIP Code Tabulation Area to county relationship file. PO Box ZIPs have no area, so each is placed in the county of the ZIP area nearest the town it serves.
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Updated 2026-11-10 · Where the data comes from