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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/34146

34146

ZIP 34146 is in Marco Island, Florida, in Collier County; area code 239; Eastern time. Marco Island has 2 ZIP codes; the other is 34145.

Type
No street area
Time zone
America/New_York
County
Collier
Coordinates
25.9412, -81.7184

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 34145, whose figures describe that area — not this ZIP code.

☼ Live from 34146 — Marco Island, FL

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Where 34146 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 34146
  • 🔢 Type 34146 into a pocket calculator and turn it upside down: ghIhE — not quite a word, sorry.
  • ➕ As a number, 34,146 = 2 × 3 × 3 × 7 × 271. Its digits add up to 18, a total 2,332 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1000010101100010
  • 🏠 Its numerical neighbours: 34145 (Marco Island, FL, 3 mi away) and 34201 (Bradenton, FL, 111 mi away).
  • 🔄 Backwards, 34146 becomes 64143, which is not a ZIP code at all.
  • 👥 27 other ZIP codes are made of exactly the same digits (13464, 14463, 14643, 16344, 16434, 16443, …). The farthest-flung twin is 64431 in Clearmont, MO, 1,264 miles away.
  • 🧭 Farther south than 98% of all ZIP codes, and farther east than 68%.
  • 🎯1,366 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 34146 and you would come out at 25.94°S, 98.28°E — 957 miles from West Island, Cocos Islands, the nearest big city to that spot.
  • ☀Longest day of the year: 13h 46m of daylight. Shortest: 10h 31m.
🌙 The sky over 34146 today
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Source: USGS.

Business and tax activity

Business establishments8This ZIP8
Employees7This ZIP7
Annual payroll$396,000This ZIP$396,000

Land area

ZIP codes near 34146

ZIPCityDistance
34145 Marco Island, FL 2.6 mi
34140 Goodland, FL 3.6 mi
34113 Naples, FL 7.1 mi
34101 Naples, FL 8.5 mi
34114 Naples, FL 9.1 mi
34112 Naples, FL 12.5 mi
34102 Naples, FL 14.5 mi
34104 Naples, FL 14.5 mi
34106 Naples, FL 14.7 mi
34107 Naples, FL 14.7 mi

Find every ZIP code within 10 miles of 34146 →

Questions about this ZIP code

Where is ZIP code 34146?

34146 is in Marco Island, Florida, in Collier County, part of the Naples-Marco Island, FL metropolitan area. Its published point location is 25.9412, -81.7184.

What county is 34146 in?

34146 lies in Collier County.

What area code is 34146?

Marco Island uses area code 239, from NANPA's telephone records.

What time zone is 34146 in?

34146 uses America/New_York.

What ZIP codes are near 34146?

The closest are 34145 (2.6 mi), 34140 (3.6 mi), 34113 (7.1 mi), 34101 (8.5 mi) and 34114 (9.1 mi).

Is 34146 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. “34146 ZIP Code — Marco Island, Florida (Collier County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/34146

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