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zipcodes.pro — ZIP/00791

00791

ZIP 00791 is in Humacao, Puerto Rico, mostly in Humacao Municipio; area codes 787 and 939; Atlantic time. Humacao has 2 ZIP codes; the other is 00792.

Upside down on a calculator, 00791 reads IGLOO.

Type
Standard
Time zone
America/Puerto_Rico
County
Humacao +2 more
Population
45,455
Coordinates
18.1426, -65.8128
☼ Live from 00791 — Humacao, PR

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Local time: —

Where 00791 is

Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.

★ Weird and wonderful facts about 00791
  • 🔢 Type 00791 into a pocket calculator and turn it upside down: IGLOO — a real word! rare
  • ➕ As a number, 791 = 7 × 113. Its digits add up to 17, a total 2,133 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1100010111
  • 🏠 Its numerical neighbours: 00786 (La Plata, PR, 27 mi away) and 00792 (Humacao, PR, 1 mi away).
  • 🔄 Backwards, 00791 becomes 19700, which is not a ZIP code at all.
  • 👥 31 other ZIP codes are made of exactly the same digits (00719, 00917, 00971, 01079, 01097, 01907, …). The farthest-flung twin is 09071 in APO AE, a military post office, 4,725 miles away.
  • 🧭 Farther south than 99% of all ZIP codes, and farther east than 98%.
  • 🎯2,460 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 00791 and you would come out at 18.14°S, 114.19°E — 660 miles from Denpasar, Indonesia, the nearest big city to that spot.
  • ☀Longest day of the year: 13h 13m of daylight. Shortest: 11h 02m.
  • 📏 At 42.6 square miles of land, 00791 is bigger than 55% of ZIP codes — room for about 32 Central Parks.
🌙 The sky over 00791 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population45,455This ZIP45,455
Households18,577This ZIP18,577
Housing units25,641This ZIP25,641
Median age47.9This ZIP47.9Puerto Rico44.8US 38.9
Median household income$27,034This ZIP$27,034Puerto Rico$26,297US $80,734
Median home value$122,000This ZIP$122,000Puerto Rico$131,500US $332,700
Median gross rent$545This ZIP$545Puerto Rico$578US $1,413
Bachelor's degree or higher28.2%This ZIP28.2%
Mean commute27.5 minThis ZIP27.5 min
Population density1,066.1 / sq miThis ZIP1,066.1 / sq mi

Land area

Land area42.64 sq miThis ZIP42.64 sq mi
Water area1.82 sq miThis ZIP1.82 sq mi

Counties 00791 spans

A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.

CountyShare of this ZIP
Humacao Municipio 97.9%
Las Piedras Municipio 1.2%
Yabucoa Municipio 1.0%

Other place names in 00791

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 00791

ZIPCityDistance
00792 Humacao, PR 1.1 mi
00741 Punta Santiago, PR 4.1 mi
00771 Las Piedras, PR 4.9 mi
00744 Rio Blanco, PR 5.5 mi
00718 Naguabo, PR 7.2 mi
00767 Yabucoa, PR 7.4 mi
00777 Juncos, PR 8.5 mi
00754 San Lorenzo, PR 10.5 mi
00707 Maunabo, PR 11.4 mi
00735 Ceiba, PR 12.3 mi

Find every ZIP code within 10 miles of 00791 →

Questions about this ZIP code

Where is ZIP code 00791?

00791 is in Humacao, Puerto Rico, in Humacao Municipio, part of the San Juan-Bayamón-Caguas, PR metropolitan area. Its published point location is 18.1426, -65.8128.

What county is 00791 in?

00791 spans 3 counties: Humacao Municipio, Las Piedras Municipio and Yabucoa Municipio. Most of it falls in Humacao Municipio, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.

What area code is 00791?

Humacao uses area codes 787 and 939, from NANPA's telephone records.

What time zone is 00791 in?

00791 uses America/Puerto_Rico.

How many people live in 00791?

About 45,455 people live in ZIP code 00791, in 18,577 households, at 1,066.1 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 00791?

$27,034 a year, against $26,297 across Puerto Rico.

What ZIP codes are near 00791?

The closest are 00792 (1.1 mi), 00741 (4.1 mi), 00771 (4.9 mi), 00744 (5.5 mi) and 00718 (7.2 mi).

Is 00791 a PO Box ZIP code?

00791 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “00791 ZIP Code — Humacao, Puerto Rico (Humacao Municipio).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/00791

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