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/16805

16805

ZIP 16805 is in State College, Pennsylvania, in Centre County; area codes 814 and 582; Eastern time. State College has 4 ZIP codes; the others are 16801, 16803 and 16804.

Type
No street area
Time zone
America/New_York
County
Centre
Metro area
State College, PA
Coordinates
40.7934, -77.8600

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 16801, whose figures describe that area — not this ZIP code.

☼ Live from 16805 — State College, PA

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Where 16805 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 16805
  • 🔢 Type 16805 into a pocket calculator and turn it upside down: SOBgI — not quite a word, sorry.
  • ➕ As a number, 16,805 = 5 × 3361. Its digits add up to 20, a total 2,586 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 100000110100101
  • 🏠 Its numerical neighbours: 16804 (State College, PA, 0 mi away) and 16820 (Aaronsburg, PA, 26 mi away).
  • 🔄 Backwards, 16805 becomes 50861 — and that is a real ZIP code: Shannon City, IA, 856 miles away.
  • 👥 51 other ZIP codes are made of exactly the same digits (01568, 01586, 01865, 05681, 05861, 06518, …). The farthest-flung twin is 85601 in Arivaca, AZ, 1,958 miles away.
  • 🧭 Farther north than 65% of all ZIP codes, and farther east than 79%.
  • 🎯1,091 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 16805 and you would come out at 40.79°S, 102.14°E — 976 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 06m of daylight. Shortest: 9h 15m.
🌙 The sky over 16805 today
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Source: USGS.

Land area

ZIP codes near 16805

ZIPCityDistance
16804 State College, PA 0.0 mi
16802 University Park, PA 0.4 mi
16801 State College, PA 1.1 mi
16803 State College, PA 2.1 mi
16851 Lemont, PA 3.3 mi
16868 Pine Grove Mills, PA 4.8 mi
16827 Boalsburg, PA 4.9 mi
16865 Pennsylvania Furnace, PA 6.9 mi
16835 Fleming, PA 7.9 mi
16828 Centre Hall, PA 8.6 mi

Find every ZIP code within 10 miles of 16805 →

Questions about this ZIP code

Where is ZIP code 16805?

16805 is in State College, Pennsylvania, in Centre County, part of the State College, PA metropolitan area. Its published point location is 40.7934, -77.8600.

What county is 16805 in?

16805 lies in Centre County.

What area code is 16805?

State College uses area codes 814 and 582, from NANPA's telephone records.

What time zone is 16805 in?

16805 uses America/New_York.

What ZIP codes are near 16805?

The closest are 16804 (0 mi), 16802 (0.4 mi), 16801 (1.1 mi), 16803 (2.1 mi) and 16851 (3.3 mi).

Is 16805 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. “16805 ZIP Code — State College, Pennsylvania (Centre County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/16805

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