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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/47556

47556

ZIP 47556 is Mariah Hill, Indiana, in Spencer County; area code 812; Central time.

Type
No street area
Time zone
America/Chicago
County
Spencer
Metro area
none
Coordinates
38.1664, -86.9172

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 47523, whose figures describe that area — not this ZIP code.

☼ Live from 47556 — Mariah Hill, IN

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Where 47556 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 47556
  • 🔢 Type 47556 into a pocket calculator and turn it upside down: gSSLh — not quite a word, sorry.
  • ➕ As a number, 47,556 = 2 × 2 × 3 × 3 × 1321. Its digits add up to 27, a total 1,806 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1011100111000100
  • 🏠 Its numerical neighbours: 47553 (Loogootee, IN, 34 mi away) and 47557 (Monroe City, IN, 36 mi away).
  • 🔄 Backwards, 47556 becomes 65574, which is not a ZIP code at all.
  • 👥 32 other ZIP codes are made of exactly the same digits (45657, 45675, 46755, 54657, 54756, 54765, …). The farthest-flung twin is 57645 in Morristown, SD, 926 miles away.
  • 🧭 Farther south than 57% of all ZIP codes, and farther east than 51%.
  • 🎯636 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 47556 and you would come out at 38.17°S, 93.08°E — 1,354 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 49m of daylight. Shortest: 9h 30m.
🌙 The sky over 47556 today
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Source: USGS.

Business and tax activity

Business establishments3This ZIP3
Employees26This ZIP26
Annual payroll$485,000This ZIP$485,000

Land area

ZIP codes near 47556

ZIPCityDistance
47579 Santa Claus, IN 3.9 mi
47532 Ferdinand, IN 4.8 mi
47552 Lincoln City, IN 5.6 mi
47536 Fulda, IN 5.8 mi
47523 Dale, IN 6.0 mi
47577 Saint Meinrad, IN 6.0 mi
47550 Lamar, IN 6.9 mi
47541 Holland, IN 8.5 mi
47537 Gentryville, IN 8.8 mi
47531 Evanston, IN 9.5 mi

Find every ZIP code within 10 miles of 47556 →

Questions about this ZIP code

Where is ZIP code 47556?

47556 is in Mariah Hill, Indiana, in Spencer County. Its published point location is 38.1664, -86.9172.

What county is 47556 in?

47556 lies in Spencer County.

What area code is 47556?

Mariah Hill uses area code 812, from NANPA's telephone records.

What time zone is 47556 in?

47556 uses America/Chicago.

What ZIP codes are near 47556?

The closest are 47579 (3.9 mi), 47532 (4.8 mi), 47552 (5.6 mi), 47536 (5.8 mi) and 47523 (6 mi).

Is 47556 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. “47556 ZIP Code — Mariah Hill, Indiana (Spencer County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/47556

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/47556.json

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