ZIP codes in Bronx County
28 ZIPs touch Bronx County, New York. The blue dashed line is the county border; orange ZIPs reach into it.
28
ZIP codes
5
cross the county line
1,494,393
people in these ZIPs
62
counties in NY
Most people
Bronx County ZIP list
More counties in New York
- Albany County89
- Allegany County40
- Broome County39
- Cattaraugus County41
- Cayuga County28
- Chautauqua County40
- Chemung County23
- Chenango County28
Questions people actually ask
How many ZIP codes are in Bronx County, New York?
28 ZIP codes reach into Bronx County. 5 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Bronx County has the most people?
10467 (Bronx) has about 96,421 residents, the most of any ZIP touching Bronx County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Bronx 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 Bronx 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