ZIP codes in Pinellas County

73 ZIPs touch Pinellas County, Florida. The blue dashed line is the county border; orange ZIPs reach into it.

ZIP codes

cross the county line

963,481

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Pinellas County ZIP list

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Questions people actually ask

How many ZIP codes are in Pinellas County, Florida?

73 ZIP codes reach into Pinellas County, including 25 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 Pinellas County has the most people?

34698 (Dunedin) has about 38,171 residents, the most of any ZIP touching Pinellas County, in the Census Bureau’s ACS 2020–2024 estimates.

Can a ZIP code be in Pinellas 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 Pinellas 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