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/48311

48311

ZIP 48311 is in Sterling Heights, Michigan, in Macomb County; Eastern time. Sterling Heights has 5 ZIP codes; the others are 48310, 48312, 48313 and 48314.

Type
No street area
Time zone
America/Detroit
County
Macomb
Coordinates
42.5803, -83.0302

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 48312, whose figures describe that area — not this ZIP code.

☼ Live from 48311 — Sterling Heights, MI

Weather right now

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Local time: —

Where 48311 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 48311
  • 🔢 Type 48311 into a pocket calculator and turn it upside down: IIEBh — not quite a word, sorry.
  • ➕ 48311 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 17, a total 2,133 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1011110010110111
  • 🏠 Its numerical neighbours: 48310 (Sterling Heights, MI, 2 mi away) and 48312 (Sterling Heights, MI, 2 mi away).
  • 🔄 Backwards, 48311 becomes 11384, which is not a ZIP code at all.
  • 👥 26 other ZIP codes are made of exactly the same digits (13148, 13418, 13814, 13841, 14138, 14813, …). The farthest-flung twin is 84131 in Salt Lake City, UT, 1,490 miles away.
  • 🧭 Farther north than 80% of all ZIP codes, and farther east than 63%.
  • 🎯829 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 48311 and you would come out at 42.58°S, 96.97°E — 1,267 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 19m of daylight. Shortest: 9h 03m.
🌙 The sky over 48311 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

Business and tax activity

Business establishments7This ZIP7
Employees122This ZIP122
Annual payroll$8,575,000This ZIP$8,575,000

Land area

ZIP codes near 48311

ZIPCityDistance
48312 Sterling Heights, MI 1.9 mi
48310 Sterling Heights, MI 2.1 mi
48313 Sterling Heights, MI 2.1 mi
48314 Sterling Heights, MI 2.5 mi
48318 Utica, MI 3.2 mi
48093 Warren, MI 4.5 mi
48317 Utica, MI 4.5 mi
48083 Troy, MI 4.7 mi
48038 Clinton Township, MI 4.8 mi
48092 Warren, MI 4.9 mi

Find every ZIP code within 10 miles of 48311 →

Questions about this ZIP code

Where is ZIP code 48311?

48311 is in Sterling Heights, Michigan, in Macomb County, part of the Detroit-Warren-Dearborn, MI metropolitan area. Its published point location is 42.5803, -83.0302.

What county is 48311 in?

48311 lies in Macomb County.

What time zone is 48311 in?

48311 uses America/Detroit.

What ZIP codes are near 48311?

The closest are 48312 (1.9 mi), 48310 (2.1 mi), 48313 (2.1 mi), 48314 (2.5 mi) and 48318 (3.2 mi).

Is 48311 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. “48311 ZIP Code — Sterling Heights, Michigan (Macomb County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/48311

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/48311.json

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