ZIP codes in Adjuntas Municipio
4 ZIPs touch Adjuntas Municipio, Puerto Rico. The blue dashed line is the county border; orange ZIPs reach into it.
4
ZIP codes
4
cross the county line
51,545
people in these ZIPs
78
counties in PR
Most people
Adjuntas Municipio ZIP list
More counties in Puerto Rico
- Aguada Municipio4
- Aguadilla Municipio3
- Aguas Buenas Municipio3
- Aibonito Municipio2
- Arecibo Municipio5
- Arroyo Municipio2
Questions people actually ask
How many ZIP codes are in Adjuntas Municipio, Puerto Rico?
4 ZIP codes reach into Adjuntas Municipio. 4 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Adjuntas Municipio has the most people?
00641 (Utuado) has about 23,831 residents, the most of any ZIP touching Adjuntas Municipio, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Adjuntas Municipio 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 Adjuntas Municipio. 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