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zipcodes.pro — ZIP/78566

78566

ZIP 78566 is Los Fresnos, Texas, in Cameron County; area code 956; Central time.

Type
Standard
Time zone
America/Chicago
County
Cameron
Population
25,110
Coordinates
26.1372, -97.3886
☼ Live from 78566 — Los Fresnos, TX

Weather right now

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NEXRAD radar
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Local time: —

Where 78566 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 78566
  • 🔢 Type 78566 into a pocket calculator and turn it upside down: ggSBL — not quite a word, sorry.
  • ➕ As a number, 78,566 = 2 × 163 × 241. Its digits add up to 32, a total 644 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10011001011100110
  • 🏠 Its numerical neighbours: 78565 (Los Ebanos, TX, 73 mi away) and 78567 (Los Indios, TX, 23 mi away).
  • 🔄 Backwards, 78566 becomes 66587, which is not a ZIP code at all.
  • 👥 19 other ZIP codes are made of exactly the same digits (56678, 56687, 65768, 65786, 66758, 66857, …). The farthest-flung twin is 56687 in Wilton, MN, 1,482 miles away.
  • 🧭 Farther south than 98% of all ZIP codes, and farther west than 75%.
  • 🎯948 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 78566 and you would come out at 26.14°S, 82.61°E — 1,337 miles from West Island, Cocos Islands, the nearest big city to that spot.
  • ☀Longest day of the year: 13h 47m of daylight. Shortest: 10h 30m.
  • 📏 At 139.0 square miles of land, 78566 is bigger than 85% of ZIP codes — room for about 106 Central Parks.
🌙 The sky over 78566 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population25,110This ZIP25,110
Households7,241This ZIP7,241
Housing units8,244This ZIP8,244
Median age33.0This ZIP33.0Texas35.6US 38.9
Median household income$60,187This ZIP$60,187Texas$78,476US $80,734
Median home value$154,300This ZIP$154,300Texas$283,800US $332,700
Median gross rent$891This ZIP$891Texas$1,403US $1,413
Bachelor's degree or higher21.4%This ZIP21.4%
Mean commute27.1 minThis ZIP27.1 min
Population density180.7 / sq miThis ZIP180.7 / sq mi

Business and tax activity

Business establishments170This ZIP170
Employees3,498This ZIP3,498
Annual payroll$138,277,000This ZIP$138,277,000
Tax returns filed10,020This ZIP10,020
Total adjusted gross income$486,134,000This ZIP$486,134,000

Land area

Land area138.98 sq miThis ZIP138.98 sq mi
Water area48.61 sq miThis ZIP48.61 sq mi

Other place names in 78566

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

ZIP codes near 78566

ZIPCityDistance
78578 Port Isabel, TX 8.2 mi
78568 Lozano, TX 10.2 mi
78526 Brownsville, TX 10.5 mi
78583 Rio Hondo, TX 11.5 mi
78597 South Padre Island, TX 11.7 mi
78575 Olmito, TX 12.3 mi
78523 Brownsville, TX 13.6 mi
78521 Brownsville, TX 14.1 mi
78520 Brownsville, TX 15.7 mi
78586 San Benito, TX 16.0 mi

Find every ZIP code within 10 miles of 78566 →

Questions about this ZIP code

Where is ZIP code 78566?

78566 is in Los Fresnos, Texas, in Cameron County, part of the Brownsville-Harlingen, TX metropolitan area. Its published point location is 26.1372, -97.3886.

What county is 78566 in?

78566 lies in Cameron County.

What area code is 78566?

Los Fresnos uses area code 956, from NANPA's telephone records.

What time zone is 78566 in?

78566 uses America/Chicago.

How many people live in 78566?

About 25,110 people live in ZIP code 78566, in 7,241 households, at 180.7 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 78566?

$60,187 a year, against $78,476 across Texas.

What ZIP codes are near 78566?

The closest are 78578 (8.2 mi), 78568 (10.2 mi), 78526 (10.5 mi), 78583 (11.5 mi) and 78597 (11.7 mi).

Is 78566 a PO Box ZIP code?

78566 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “78566 ZIP Code — Los Fresnos, Texas (Cameron County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/78566

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