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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 — ZIP/78552

78552

ZIP 78552 is in Harlingen, Texas, in Cameron County; area code 956; Central time. Harlingen has 4 ZIP codes; the others are 78550, 78551 and 78553.

Type
Standard
Time zone
America/Chicago
County
Cameron
Population
42,332
Coordinates
26.1938, -97.7507
☼ Live from 78552 — Harlingen, TX

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Where 78552 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 78552
  • 🔢 Type 78552 into a pocket calculator and turn it upside down: ZSSBL — not quite a word, sorry.
  • ➕ As a number, 78,552 = 2 × 2 × 2 × 3 × 3 × 1091. Its digits add up to 27, a total 1,806 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10011001011011000
  • 🏠 Its numerical neighbours: 78551 (Harlingen, TX, 4 mi away) and 78553 (Harlingen, TX, 3 mi away).
  • 🔄 Backwards, 78552 becomes 25587, which is not a ZIP code at all.
  • 👥 26 other ZIP codes are made of exactly the same digits (25857, 25875, 27855, 28557, 28575, 28755, …). The farthest-flung twin is 58752 in Lignite, ND, 1,585 miles away.
  • 🧭 Farther south than 98% of all ZIP codes, and farther west than 76%.
  • 🎯943 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 78552 and you would come out at 26.19°S, 82.25°E — 1,356 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 48.0 square miles of land, 78552 is bigger than 58% of ZIP codes — room for about 36 Central Parks.
🌙 The sky over 78552 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population42,332This ZIP42,332
Households13,567This ZIP13,567
Housing units15,840This ZIP15,840
Median age33.4This ZIP33.4Texas35.6US 38.9
Median household income$69,811This ZIP$69,811Texas$78,476US $80,734
Median home value$169,300This ZIP$169,300Texas$283,800US $332,700
Median gross rent$1,113This ZIP$1,113Texas$1,403US $1,413
Bachelor's degree or higher24.0%This ZIP24.0%
Mean commute19.5 minThis ZIP19.5 min
Population density881.3 / sq miThis ZIP881.3 / sq mi

Business and tax activity

Business establishments431This ZIP431
Employees8,210This ZIP8,210
Annual payroll$264,155,000This ZIP$264,155,000
Tax returns filed16,050This ZIP16,050
Total adjusted gross income$1,050,093,000This ZIP$1,050,093,000

Land area

Land area48.04 sq miThis ZIP48.04 sq mi
Water area0.39 sq miThis ZIP0.39 sq mi

Other place names in 78552

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

ZIP codes near 78552

ZIPCityDistance
78553 Harlingen, TX 3.4 mi
78551 Harlingen, TX 4.0 mi
78535 Combes, TX 4.0 mi
78559 La Feria, TX 5.7 mi
78550 Harlingen, TX 6.9 mi
78593 Santa Rosa, TX 7.2 mi
78586 San Benito, TX 8.7 mi
78570 Mercedes, TX 10.1 mi
78567 Los Indios, TX 10.4 mi
78562 La Villa, TX 10.7 mi

Find every ZIP code within 10 miles of 78552 →

Questions about this ZIP code

Where is ZIP code 78552?

78552 is in Harlingen, Texas, in Cameron County, part of the Brownsville-Harlingen, TX metropolitan area. Its published point location is 26.1938, -97.7507.

What county is 78552 in?

78552 lies in Cameron County.

What area code is 78552?

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

What time zone is 78552 in?

78552 uses America/Chicago.

How many people live in 78552?

About 42,332 people live in ZIP code 78552, in 13,567 households, at 881.3 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 78552?

$69,811 a year, against $78,476 across Texas.

What ZIP codes are near 78552?

The closest are 78553 (3.4 mi), 78551 (4 mi), 78535 (4 mi), 78559 (5.7 mi) and 78550 (6.9 mi).

Is 78552 a PO Box ZIP code?

78552 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “78552 ZIP Code — Harlingen, Texas (Cameron County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/78552

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