ZIP codes in Del Norte County
6 ZIPs touch Del Norte County, California. The blue dashed line is the county border; orange ZIPs reach into it.
6
ZIP codes
0
cross the county line
27,054
people in these ZIPs
58
counties in CA
Most people
Del Norte County ZIP list
More counties in California
- Alpine County4
- Amador County14
- Butte County25
- Calaveras County22
- Colusa County9
- Contra Costa County59
- El Dorado County32
- Fresno County101
- Glenn County8
- Humboldt County39
- Imperial County20
- Inyo County11
Questions people actually ask
How many ZIP codes are in Del Norte County, California?
6 ZIP codes reach into Del Norte County, including 1 PO Box or single-address ZIPs placed by the town they serve. Every ZIP area here lies wholly inside the county.
Which ZIP code in Del Norte County has the most people?
95531 (Crescent City) has about 22,291 residents, the most of any ZIP touching Del Norte County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Del Norte 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 Del Norte 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