ZIP codes in Spokane County
60 ZIPs touch Spokane County, Washington. The blue dashed line is the county border; orange ZIPs reach into it.
60
ZIP codes
12
cross the county line
576,170
people in these ZIPs
39
counties in WA
Most people
Spokane County ZIP list
More counties in Washington
- Pend Oreille County8
- Pierce County82
- San Juan County10
- Skagit County17
- Skamania County8
- Snohomish County38
- Stevens County21
- Thurston County23
- Wahkiakum County6
- Walla Walla County8
- Whatcom County21
- Whitman County24
Questions people actually ask
How many ZIP codes are in Spokane County, Washington?
60 ZIP codes reach into Spokane County, including 12 PO Box or single-address ZIPs placed by the town they serve. 12 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Spokane County has the most people?
99208 (Spokane) has about 58,669 residents, the most of any ZIP touching Spokane County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Spokane 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 Spokane 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.
Keep exploring
Updated 2026-11-10 · Where the data comes from