ZIP codes in Pend Oreille County
8 ZIPs touch Pend Oreille County, Washington. The blue dashed line is the county border; orange ZIPs reach into it.
8
ZIP codes
3
cross the county line
33,607
people in these ZIPs
39
counties in WA
Most people
Pend Oreille County ZIP list
More counties in Washington
- Klickitat County16
- Lewis County25
- Lincoln County16
- Mason County15
- Okanogan County22
- Pacific County17
- Pierce County82
- San Juan County10
- Skagit County17
- Skamania County8
- Snohomish County38
- Spokane County60
Questions people actually ask
How many ZIP codes are in Pend Oreille County, Washington?
8 ZIP codes reach into Pend Oreille County. 3 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Pend Oreille County has the most people?
99006 (Deer Park) has about 16,177 residents, the most of any ZIP touching Pend Oreille County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Pend Oreille 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 Pend Oreille 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