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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/63931

63931

ZIP 63931 is Briar, Missouri, in Ripley County; area code 573; Central time.

Type
No street area
Time zone
America/Chicago
County
Ripley
Metro area
none
Coordinates
36.6610, -90.8508

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 63935, whose figures describe that area — not this ZIP code.

☼ Live from 63931 — Briar, MO

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Where 63931 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 63931
  • 🔢 Type 63931 into a pocket calculator and turn it upside down: IEGEg — not quite a word, sorry.
  • ➕ As a number, 63,931 = 7 × 9133. Its digits add up to 22, a total 2,607 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1111100110111011
  • 🏠 Its numerical neighbours: 63902 (Poplar Bluff, MO, 25 mi away) and 63932 (Broseley, MO, 34 mi away).
  • 🔄 Backwards, 63931 becomes 13936, which is not a ZIP code at all.
  • 👥 22 other ZIP codes are made of exactly the same digits (13639, 13693, 16933, 19363, 31639, 33169, …). The farthest-flung twin is 96313 in FPO AA, a military post office, 6,497 miles away.
  • 🧭 Farther south than 66% of all ZIP codes, and farther west than 58%.
  • 🎯473 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 63931 and you would come out at 36.66°S, 89.15°E — 1,291 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 40m of daylight. Shortest: 9h 39m.
🌙 The sky over 63931 today
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Source: USGS.

Land area

ZIP codes near 63931

ZIPCityDistance
63935 Doniphan, MO 4.0 mi
63939 Fairdealing, MO 9.1 mi
63955 Oxly, MO 10.4 mi
63943 Grandin, MO 12.3 mi
63953 Naylor, MO 12.9 mi
63942 Gatewood, MO 14.4 mi
72470 Success, AR 15.6 mi
72444 Maynard, AR 16.1 mi
63945 Harviell, MO 16.8 mi
72478 Warm Springs, AR 17.6 mi

Find every ZIP code within 10 miles of 63931 →

Questions about this ZIP code

Where is ZIP code 63931?

63931 is in Briar, Missouri, in Ripley County. Its published point location is 36.6610, -90.8508.

What county is 63931 in?

63931 lies in Ripley County.

What area code is 63931?

Briar uses area code 573, from NANPA's telephone records.

What time zone is 63931 in?

63931 uses America/Chicago.

What ZIP codes are near 63931?

The closest are 63935 (4 mi), 63939 (9.1 mi), 63955 (10.4 mi), 63943 (12.3 mi) and 63953 (12.9 mi).

Is 63931 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. “63931 ZIP Code — Briar, Missouri (Ripley County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/63931

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