ZIP codes in Río Grande Municipio
1 ZIPs touch Río Grande Municipio, Puerto Rico. The blue dashed line is the county border; orange ZIPs reach into it.
1
ZIP codes
1
cross the county line
46,739
people in these ZIPs
78
counties in PR
Most people
Río Grande Municipio ZIP list
More counties in Puerto Rico
- Orocovis Municipio3
- Patillas Municipio2
- Peñuelas Municipio1
- Ponce Municipio8
- Quebradillas Municipio2
- Rincón Municipio1
- Sabana Grande Municipio3
- Salinas Municipio2
- San Germán Municipio5
- San Juan Municipio21
- San Lorenzo Municipio4
- San Sebastián Municipio3
Questions people actually ask
How many ZIP codes are in Río Grande Municipio, Puerto Rico?
1 ZIP codes reach into Río Grande Municipio. 1 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Río Grande Municipio has the most people?
00745 (Río Grande) has about 46,739 residents, the most of any ZIP touching Río Grande Municipio, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Río Grande 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 Río Grande 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