Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — STATE/PR/COUNTY/SAN-GERMAN

San Germán Municipio, PR ZIP codes

San Germán Municipio, PR has 2 ZIP codes, in 2 towns: 00636 and 00683.

Puerto Rico's 78 municipios take the place of counties.

ZIP codes
2
Towns
2
County FIPS
72125
Population
31,305
Median household income
$18,317
Land area
54 sq mi
Metro area
Mayagüez

San Germán Municipio ZIP codes by town

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

Map of San Germán Municipio ZIP codes

0063600683

The ZIP codes of San Germán Municipio, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

San Germán Municipio in numbers

About 31,305 people live in San Germán Municipio, in 11,860 households, the 39th most populous of Puerto Rico's 78 counties. The median household income is $18,317 a year, 30% below the Puerto Rico median of $26,297 (US: $80,734). The median owner-occupied home is valued at $111,400 (15% below the Puerto Rico median), and median gross rent is $481 a month. The median age is 47.4; 26.5% of adults 25 and over hold a bachelor's degree or higher (29.8% across Puerto Rico); the average commute takes 26 minutes.

Population31,305San Germán31,305
Households11,860San Germán11,860
Median age47.4San Germán47.4Puerto Rico44.8US 38.9
Median household income$18,317San Germán$18,317Puerto Rico$26,297US $80,734
Median home value$111,400San Germán$111,400Puerto Rico$131,500US $332,700
Median gross rent$481San Germán$481Puerto Rico$578US $1,413
Bachelor's degree or higher26.5%San Germán26.5%Puerto Rico29.8%US 35.7%
Mean commute26.4 minSan Germán26.4 minPuerto Rico28.0 minUS 26.4 min
Population density574 / sq miSan Germán574 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.

Largest towns in San Germán Municipio

Largest towns in San Germán Municipio
TownZIP codesPopulation
San German 1 10,747
Rosario 1 968

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with San Germán Municipio.

Not sure you are in San Germán Municipio? What county am I in? answers from your location, near a county line included.

Every ZIP code in San Germán Municipio, with figures

ZIP codes in San Germán Municipio
ZIP City Type Population Median income Median home
00636 Rosario , PR Standard 968 — $128,900
00683 San German , PR Standard 29,490 $18,543 $111,900

Cite this page

zipcodes.pro. “San Germán Municipio ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/pr/county/san-german

Underlying data is public domain or openly licensed — sources, vintages and licences.