ZIP codes in Lyon County
9 ZIPs touch Lyon County, Nevada. The blue dashed line is the county border; orange ZIPs reach into it.
9
ZIP codes
5
cross the county line
108,553
people in these ZIPs
17
counties in NV
Most people
Lyon County ZIP list
More counties in Nevada
- Elko County17
- Esmeralda County4
- Eureka County4
- Humboldt County9
- Lander County2
- Lincoln County5
- Mineral County6
- Nye County13
- Pershing County3
- Storey County6
- Washoe County42
- White Pine County7
Questions people actually ask
How many ZIP codes are in Lyon County, Nevada?
9 ZIP codes reach into Lyon County. 5 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Lyon County has the most people?
89406 (Fallon) has about 25,739 residents, the most of any ZIP touching Lyon County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Lyon 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 Lyon 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