ZIP codes in San Germán Municipio

5 ZIPs touch San Germán Municipio, Puerto Rico. The blue dashed line is the county border; orange ZIPs reach into it.

5

ZIP codes

3

cross the county line

118,848

people in these ZIPs

78

counties in PR

Most people

San Germán Municipio ZIP list

Questions people actually ask

How many ZIP codes are in San Germán Municipio, Puerto Rico?

5 ZIP codes reach into San Germán Municipio. 3 of them are only partly in the county and also cover a neighboring county.

Which ZIP code in San Germán Municipio has the most people?

00680 (Mayagüez) has about 42,689 residents, the most of any ZIP touching San Germán Municipio, in the Census Bureau’s ACS 2020–2024 estimates.

Can a ZIP code be in San Germán 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 San Germán 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.

Updated 2026-11-10 · Where the data comes from