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/06491

06491

ZIP 06491 is Stevenson, Connecticut, in Fairfield County; area codes 203 and 475; Eastern time.

Type
No street area
Time zone
America/New_York
County
Fairfield
Metro area
none
Coordinates
41.3866, -73.1872

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 06468, whose figures describe that area — not this ZIP code.

☼ Live from 06491 — Stevenson, CT

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Where 06491 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 06491
  • 🔢 Type 06491 into a pocket calculator and turn it upside down: IGhgO — not quite a word, sorry.
  • ➕ 06491 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 20, a total 2,586 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1100101011011
  • 🏠 Its numerical neighbours: 06489 (Southington, CT, 23 mi away) and 06492 (Wallingford, CT, 20 mi away).
  • 🔄 Backwards, 06491 becomes 19460 — and that is a real ZIP code: Phoenixville, PA, 150 miles away.
  • 👥 55 other ZIP codes are made of exactly the same digits (01469, 04619, 04691, 04961, 06419, 06914, …). The farthest-flung twin is 96410 in APO AA, a military post office, 8,433 miles away.
  • 🧭 Farther north than 70% of all ZIP codes, and farther east than 93%.
  • 🎯1,332 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 06491 and you would come out at 41.39°S, 106.81°E — 821 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 10m of daylight. Shortest: 9h 11m.
🌙 The sky over 06491 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

Business and tax activity

Business establishments3This ZIP3
Employees33This ZIP33
Annual payroll$547,000This ZIP$547,000

Land area

ZIP codes near 06491

ZIPCityDistance
06482 Sandy Hook, CT 3.3 mi
06468 Monroe, CT 3.8 mi
06404 Botsford, CT 3.9 mi
06478 Oxford, CT 4.5 mi
06483 Seymour, CT 5.4 mi
06484 Shelton, CT 6.2 mi
06488 Southbury, CT 6.6 mi
06487 South Britain, CT 6.7 mi
06401 Ansonia, CT 6.8 mi
06470 Newtown, CT 6.8 mi

Find every ZIP code within 10 miles of 06491 →

Questions about this ZIP code

Where is ZIP code 06491?

06491 is in Stevenson, Connecticut, in Fairfield County. Its published point location is 41.3866, -73.1872.

What county is 06491 in?

06491 lies in Fairfield County.

What area code is 06491?

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

What time zone is 06491 in?

06491 uses America/New_York.

What ZIP codes are near 06491?

The closest are 06482 (3.3 mi), 06468 (3.8 mi), 06404 (3.9 mi), 06478 (4.5 mi) and 06483 (5.4 mi).

Is 06491 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. “06491 ZIP Code — Stevenson, Connecticut (Fairfield County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/06491

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curl https://zipcodes.pro/zip/06491.json

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