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/75242

75242

ZIP 75242 is in Dallas, Texas, in Dallas County; area codes 214, 972, 469 and 945; Central time. Dallas has 105 ZIP codes in all.

Type
No street area
Time zone
America/Chicago
County
Dallas
Coordinates
32.7673, -96.7776

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 75215, whose figures describe that area — not this ZIP code.

☼ Live from 75242 — Dallas, TX

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Where 75242 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 75242
  • 🔢 Type 75242 into a pocket calculator and turn it upside down: ZhZSL — not quite a word, sorry.
  • ➕ As a number, 75,242 = 2 × 17 × 2213. Its digits add up to 20, a total 2,586 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10010010111101010
  • 🏠 Its numerical neighbours: 75241 (Dallas, TX, 7 mi away) and 75243 (Dallas, TX, 10 mi away).
  • 🔄 Backwards, 75242 becomes 24257, which is not a ZIP code at all.
  • 👥 26 other ZIP codes are made of exactly the same digits (22547, 24527, 24572, 25247, 25427, 25724, …). The farthest-flung twin is 22547 in Sealston, VA, 1,164 miles away.
  • 🧭 Farther south than 85% of all ZIP codes, and farther west than 73%.
  • 🎯498 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 75242 and you would come out at 32.77°S, 83.22°E — 1,327 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 19m of daylight. Shortest: 9h 59m.
🌙 The sky over 75242 today
  • Working out the sun…
🌋 Shake report
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Source: USGS.

Business and tax activity

Business establishments7This ZIP7
Employees69This ZIP69
Annual payroll$3,941,000This ZIP$3,941,000

Land area

ZIP codes near 75242

ZIPCityDistance
75014 Irving, TX 0.0 mi
75017 Irving, TX 0.0 mi
75083 Richardson, TX 0.0 mi
75085 Richardson, TX 0.0 mi
75138 Duncanville, TX 0.0 mi
75187 Mesquite, TX 0.0 mi
75222 Dallas, TX 0.0 mi
75250 Dallas, TX 0.0 mi
75260 Dallas, TX 0.0 mi
75262 Dallas, TX 0.0 mi

Find every ZIP code within 10 miles of 75242 →

Questions about this ZIP code

Where is ZIP code 75242?

75242 is in Dallas, Texas, in Dallas County, part of the Dallas-Fort Worth-Arlington, TX metropolitan area. Its published point location is 32.7673, -96.7776.

What county is 75242 in?

75242 lies in Dallas County.

What area code is 75242?

Dallas uses area codes 214, 972, 469 and 945, from NANPA's telephone records.

What time zone is 75242 in?

75242 uses America/Chicago.

What ZIP codes are near 75242?

The closest are 75014 (0 mi), 75017 (0 mi), 75083 (0 mi), 75085 (0 mi) and 75138 (0 mi).

Is 75242 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. “75242 ZIP Code — Dallas, Texas (Dallas County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/75242

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