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zipcodes.pro — ZIP/00778

00778

ZIP 00778 is Gurabo, Puerto Rico, mostly in Gurabo Municipio; area codes 787 and 939; Atlantic time.

Type
Standard
Time zone
America/Puerto_Rico
County
Gurabo +1 more
Population
40,203
Coordinates
18.2641, -65.9785
☼ Live from 00778 — Gurabo, PR

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Local time: —

Where 00778 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 00778
  • 🔢 Type 00778 into a pocket calculator and turn it upside down: BLLOO — not quite a word, sorry.
  • ➕ As a number, 778 = 2 × 389. Its digits add up to 22, a total 2,607 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1100001010
  • 🏠 Its numerical neighbours: 00777 (Juncos, PR, 5 mi away) and 00780 (Coto Laurel, PR, 40 mi away).
  • 🔄 Backwards, 00778 becomes 87700, which is not a ZIP code at all.
  • 👥 14 other ZIP codes are made of exactly the same digits (07078, 07087, 07870, 08077, 70078, 70087, …). The farthest-flung twin is 87007 in Casa Blanca, NM, 2,783 miles away.
  • 🧭 Farther south than 99% of all ZIP codes, and farther east than 98%.
  • 🎯2,446 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 00778 and you would come out at 18.26°S, 114.02°E — 669 miles from Denpasar, Indonesia, the nearest big city to that spot.
  • ☀Longest day of the year: 13h 14m of daylight. Shortest: 11h 02m.
  • 📏 At 29.5 square miles of land, 00778 is bigger than 45% of ZIP codes — room for about 22 Central Parks.
🌙 The sky over 00778 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population40,203This ZIP40,203
Households15,836This ZIP15,836
Housing units17,992This ZIP17,992
Median age42.3This ZIP42.3Puerto Rico44.8US 38.9
Median household income$42,178This ZIP$42,178Puerto Rico$26,297US $80,734
Median home value$158,500This ZIP$158,500Puerto Rico$131,500US $332,700
Median gross rent$678This ZIP$678Puerto Rico$578US $1,413
Bachelor's degree or higher37.2%This ZIP37.2%
Mean commute36.0 minThis ZIP36.0 min
Population density1,361.8 / sq miThis ZIP1,361.8 / sq mi

Land area

Land area29.52 sq miThis ZIP29.52 sq mi
Water area0.43 sq miThis ZIP0.43 sq mi

Counties 00778 spans

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

CountyShare of this ZIP
Gurabo Municipio 94.0%
San Lorenzo Municipio 6.0%

Other place names in 00778

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

ZIP codes near 00778

ZIPCityDistance
00725 Caguas, PR 5.0 mi
00726 Caguas, PR 5.0 mi
00976 Trujillo Alto, PR 5.1 mi
00777 Juncos, PR 5.3 mi
00987 Carolina, PR 6.0 mi
00977 Trujillo Alto, PR 6.5 mi
00727 Caguas, PR 7.2 mi
00926 San Juan, PR 7.7 mi
00729 Canovanas, PR 7.7 mi
00981 Carolina, PR 8.2 mi

Find every ZIP code within 10 miles of 00778 →

Questions about this ZIP code

Where is ZIP code 00778?

00778 is in Gurabo, Puerto Rico, in Gurabo Municipio, part of the San Juan-Bayamón-Caguas, PR metropolitan area. Its published point location is 18.2641, -65.9785.

What county is 00778 in?

00778 spans 2 counties: Gurabo Municipio and San Lorenzo Municipio. Most of it falls in Gurabo 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 00778?

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

What time zone is 00778 in?

00778 uses America/Puerto_Rico.

How many people live in 00778?

About 40,203 people live in ZIP code 00778, in 15,836 households, at 1,361.8 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 00778?

$42,178 a year, against $26,297 across Puerto Rico.

What ZIP codes are near 00778?

The closest are 00725 (5 mi), 00726 (5 mi), 00976 (5.1 mi), 00777 (5.3 mi) and 00987 (6 mi).

Is 00778 a PO Box ZIP code?

00778 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “00778 ZIP Code — Gurabo, Puerto Rico (Gurabo Municipio).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/00778

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