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/63006

63006

ZIP 63006 is in Chesterfield, Missouri, in St. Louis County; area code 636; Central time. Chesterfield has 3 ZIP codes; the others are 63005 and 63017.

Type
No street area
Time zone
America/Chicago
County
St. Louis
Metro area
St. Louis, MO-IL
Coordinates
38.6631, -90.5771

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 63017, whose figures describe that area — not this ZIP code.

☼ Live from 63006 — Chesterfield, MO

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Where 63006 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 63006
  • 🔢 Type 63006 into a pocket calculator and turn it upside down: gOOEg — not quite a word, sorry.
  • ➕ As a number, 63,006 = 2 × 3 × 10501. Its digits add up to 15, a total 1,657 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1111011000011110
  • 🏠 Its numerical neighbours: 63005 (Chesterfield, MO, 4 mi away) and 63010 (Arnold, MO, 19 mi away).
  • 🔄 Backwards, 63006 becomes 60036, which is not a ZIP code at all.
  • 👥 11 other ZIP codes are made of exactly the same digits (00636, 06063, 06360, 30066, 30606, 30660, …). The farthest-flung twin is 00636 in Rosario, PR, 1,999 miles away.
  • 🧭 Farther south than 54% of all ZIP codes, and farther west than 58%.
  • 🎯436 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 63006 and you would come out at 38.66°S, 89.42°E — 1,201 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 52m of daylight. Shortest: 9h 27m.
🌙 The sky over 63006 today
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Source: USGS.

Business and tax activity

Business establishments16This ZIP16
Employees80This ZIP80
Annual payroll$2,346,000This ZIP$2,346,000

Land area

ZIP codes near 63006

ZIPCityDistance
63017 Chesterfield, MO 2.0 mi
63011 Ballwin, MO 4.1 mi
63005 Chesterfield, MO 4.2 mi
63022 Ballwin, MO 5.0 mi
63024 Ballwin, MO 5.0 mi
63303 Saint Charles, MO 5.6 mi
63146 Saint Louis, MO 5.8 mi
63346 Flinthill, MO 6.4 mi
63141 Saint Louis, MO 6.6 mi
63304 Saint Charles, MO 6.6 mi

Find every ZIP code within 10 miles of 63006 →

Questions about this ZIP code

Where is ZIP code 63006?

63006 is in Chesterfield, Missouri, in St. Louis County, part of the St. Louis, MO-IL metropolitan area. Its published point location is 38.6631, -90.5771.

What county is 63006 in?

63006 lies in St. Louis County.

What area code is 63006?

Chesterfield uses area code 636, from NANPA's telephone records.

What time zone is 63006 in?

63006 uses America/Chicago.

What ZIP codes are near 63006?

The closest are 63017 (2 mi), 63011 (4.1 mi), 63005 (4.2 mi), 63022 (5 mi) and 63024 (5 mi).

Is 63006 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. “63006 ZIP Code — Chesterfield, Missouri (St. Louis County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/63006

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