Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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/77542

77542

ZIP 77542 is in Freeport, Texas, in Brazoria County; area code 979; Central time. Freeport has 2 ZIP codes; the other is 77541.

Type
No street area
Time zone
America/Chicago
County
Brazoria
Coordinates
28.9541, -95.3597

The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

This ZIP code has no Census tabulation area of its own. Its point falls inside ZCTA 77541, whose figures describe that area — not this ZIP code.

☼ Live from 77542 — Freeport, TX

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Where 77542 is

This ZIP code has no Census tabulation area, so there is no boundary to draw — the marker is its published point location.

★ Weird and wonderful facts about 77542
  • 🔢 Type 77542 into a pocket calculator and turn it upside down: ZhSLL — not quite a word, sorry.
  • ➕ As a number, 77,542 = 2 × 137 × 283. Its digits add up to 25, a total 2,242 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10010111011100110
  • 🏠 Its numerical neighbours: 77541 (Freeport, TX, 5 mi away) and 77545 (Fresno, TX, 41 mi away).
  • 🔄 Backwards, 77542 becomes 24577 — and that is a real ZIP code: Nathalie, VA, 1,096 miles away.
  • 👥 28 other ZIP codes are made of exactly the same digits (24577, 25774, 27574, 42757, 45277, 45727, …). The farthest-flung twin is 57724 in Camp Crook, SD, 1,241 miles away.
  • 🧭 Farther south than 95% of all ZIP codes, and farther west than 69%.
  • 🎯773 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 77542 and you would come out at 28.95°S, 84.64°E — 1,401 miles from West Island, Cocos Islands, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 00m of daylight. Shortest: 10h 17m.
🌙 The sky over 77542 today
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🌋 Shake report
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Source: USGS.

Business and tax activity

Business establishments9This ZIP9
Employees242This ZIP242
Annual payroll$16,066,000This ZIP$16,066,000

Land area

ZIP codes near 77542

ZIPCityDistance
77541 Freeport, TX 4.8 mi
77531 Clute, TX 6.4 mi
77566 Lake Jackson, TX 9.7 mi
77422 Brazoria, TX 13.5 mi
77516 Angleton, TX 15.5 mi
77515 Angleton, TX 16.1 mi
77534 Danbury, TX 18.3 mi
77415 Cedar Lane, TX 21.0 mi
77577 Liverpool, TX 21.9 mi
77486 West Columbia, TX 24.6 mi

Find every ZIP code within 10 miles of 77542 →

Questions about this ZIP code

Where is ZIP code 77542?

77542 is in Freeport, Texas, in Brazoria County, part of the Houston-Pasadena-The Woodlands, TX metropolitan area. Its published point location is 28.9541, -95.3597.

What county is 77542 in?

77542 lies in Brazoria County.

What area code is 77542?

Freeport uses area code 979, from NANPA's telephone records.

What time zone is 77542 in?

77542 uses America/Chicago.

What ZIP codes are near 77542?

The closest are 77541 (4.8 mi), 77531 (6.4 mi), 77566 (9.7 mi), 77422 (13.5 mi) and 77516 (15.5 mi).

Is 77542 a PO Box ZIP code?

Possibly. The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

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Cite this page

zipcodes.pro. “77542 ZIP Code — Freeport, Texas (Brazoria County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/77542

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