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/06889

06889

ZIP 06889 is in Westport, Connecticut, in Fairfield County; area codes 203 and 475; Eastern time. Westport has 4 ZIP codes; the others are 06880, 06881 and 06888.

Type
No street area
Time zone
America/New_York
County
Fairfield
Metro area
none
Coordinates
41.1410, -73.3469

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 06880, whose figures describe that area — not this ZIP code.

☼ Live from 06889 — Westport, CT

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Where 06889 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 06889
  • 🔢 Type 06889 into a pocket calculator and turn it upside down: GBBgO — not quite a word, sorry.
  • ➕ As a number, 6,889 = 83 × 83. Its digits add up to 31, a total 799 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1101011101001
  • 🏠 Its numerical neighbours: 06888 (Westport, CT, 12 mi away) and 06890 (Southport, CT, 3 mi away).
  • 🔄 Backwards, 06889 becomes 98860 — and that is a real ZIP code: Wilson Creek, WA, 2,271 miles away.
  • 👥 8 other ZIP codes are made of exactly the same digits (08869, 09886, 68980, 89086, 96088, 96808, …). The farthest-flung twin is 09886 in APO AA, a military post office, 6,488 miles away.
  • 🧭 Farther north than 68% of all ZIP codes, and farther east than 92%.
  • 🎯1,324 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 06889 and you would come out at 41.14°S, 106.65°E — 814 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 09m of daylight. Shortest: 9h 12m.
🌙 The sky over 06889 today
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Source: USGS.

Land area

ZIP codes near 06889

ZIPCityDistance
06880 Westport, CT 0.2 mi
06881 Westport, CT 0.6 mi
06838 Greens Farms, CT 1.9 mi
06851 Norwalk, CT 2.9 mi
06890 Southport, CT 3.1 mi
06824 Fairfield, CT 4.1 mi
06858 Norwalk, CT 4.2 mi
06856 Norwalk, CT 4.3 mi
06850 Norwalk, CT 5.2 mi
06855 Norwalk, CT 5.3 mi

Find every ZIP code within 10 miles of 06889 →

Questions about this ZIP code

Where is ZIP code 06889?

06889 is in Westport, Connecticut, in Fairfield County. Its published point location is 41.1410, -73.3469.

What county is 06889 in?

06889 lies in Fairfield County.

What area code is 06889?

Westport uses area codes 203 and 475, from NANPA's telephone records.

What time zone is 06889 in?

06889 uses America/New_York.

What ZIP codes are near 06889?

The closest are 06880 (0.2 mi), 06881 (0.6 mi), 06838 (1.9 mi), 06851 (2.9 mi) and 06890 (3.1 mi).

Is 06889 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. “06889 ZIP Code — Westport, Connecticut (Fairfield County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/06889

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/06889.json

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