County ZIP codes · Puerto Rico · FIPS 72129

San Lorenzo Municipio, PR ZIP Codes

San Lorenzo Municipio, Puerto Rico has 3 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 1 of the residential ones lie mainly in San Lorenzo Municipio and 2 mainly in a neighboring county; 2 cross the county line. Median household income ranges from $22,964 in 00754 (San Lorenzo) to $42,178 in 00778 (Gurabo) (Census Bureau, ACS 2020-2024).

ACS2020-24
Census2020

Where are the ZIP codes of San Lorenzo Municipio?

The residential ZIP codes of San Lorenzo Municipio (whole outlines, including the parts in neighboring counties), shaded by median household income in national fifths (ACS 2020-2024). <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are its ZIP codes?

00754 · $23k 00778 · $42k

They carry 3 postal town names: Caguas, Gurabo, San Lorenzo.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).

All 3 residential ZIP codes in San Lorenzo Municipio

1 ZIP code lies mainly in San Lorenzo Municipio; 2 more reach into it from a neighboring county and follow the first table.

Residential ZIP codes mainly in San Lorenzo Municipio, largest first; "In this county" is the share of the ZIP's land in the county
						In this county
00754	San Lorenzo	36,728	735	$23k	$114k	100%

Partly in San Lorenzo Municipio

Residential ZIP codes mainly in another county that reach at least 1% into San Lorenzo Municipio, by their share here
						In this county
00778	Gurabo	40,203	1,362	$42k	$159k	6%
00725	Caguas	73,462	1,776	$30k	$147k	3%

Download the 3 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).

Which ZIP codes cross the county line?

2 ZIP codes of San Lorenzo Municipio extend into another county. A ZIP code follows mail routes, not county borders.

Share of each ZIP code's land in San Lorenzo Municipio and in the neighboring counties
ZIP	In San Lorenzo	Elsewhere
00725	3%	Caguas Municipio 87%; Guaynabo Municipio 5%; San Juan Municipio 2%; Aguas Buenas Municipio 2%; Trujillo Alto Municipio 1%
00778	6%	Gurabo Municipio 94%

Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).

Which first three digits do San Lorenzo Municipio's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of San Lorenzo Municipio starts with 007.

Three-digit prefixes of San Lorenzo Municipio's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are San Lorenzo Municipio's
Prefix	Sectional center	Here	All codes
007	San Juan, PR (SCF 006)	3	56

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.