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/80038

80038

ZIP 80038 is in Broomfield, Colorado, in Boulder County; area codes 303, 720 and 983; Mountain time. Broomfield has 4 ZIP codes; the others are 80020, 80021 and 80023.

Type
No street area
Time zone
America/Denver
County
Boulder
Metro area
Boulder, CO
Coordinates
39.9205, -105.0867

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 80020, whose figures describe that area — not this ZIP code.

☼ Live from 80038 — Broomfield, CO

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Where 80038 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 80038
  • 🔢 Type 80038 into a pocket calculator and turn it upside down: BEOOB — not quite a word, sorry.
  • ➕ As a number, 80,038 = 2 × 7 × 5717. Its digits add up to 19, a total 2,454 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10011100010100110
  • 🏠 Its numerical neighbours: 80037 (Commerce City, CO, 11 mi away) and 80040 (Aurora, CO, 19 mi away).
  • 🔄 Backwards, 80038 becomes 83008, which is not a ZIP code at all.
  • 👥 12 other ZIP codes are made of exactly the same digits (08038, 08083, 08803, 08830, 30088, 30808, …). The farthest-flung twin is 08830 in Iselin, NJ, 1,615 miles away.
  • 🧭 Farther north than 56% of all ZIP codes, and farther west than 83%.
  • 🎯345 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 80038 and you would come out at 39.92°S, 74.91°E — 691 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 00m of daylight. Shortest: 9h 20m.
🌙 The sky over 80038 today
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🌋 Shake report
  • Checking the USGS…

Source: USGS.

Business and tax activity

Business establishments24This ZIP24
Employees144This ZIP144
Annual payroll$9,045,000This ZIP$9,045,000

Land area

ZIP codes near 80038

ZIPCityDistance
80020 Broomfield, CO 1.0 mi
80021 Broomfield, CO 2.5 mi
80031 Westminster, CO 4.1 mi
80027 Louisville, CO 4.3 mi
80234 Denver, CO 4.5 mi
80005 Arvada, CO 5.3 mi
80023 Broomfield, CO 5.6 mi
80260 Denver, CO 5.8 mi
80035 Westminster, CO 6.4 mi
80036 Westminster, CO 6.4 mi

Find every ZIP code within 10 miles of 80038 →

Questions about this ZIP code

Where is ZIP code 80038?

80038 is in Broomfield, Colorado, in Boulder County, part of the Boulder, CO metropolitan area. Its published point location is 39.9205, -105.0867.

What county is 80038 in?

80038 lies in Boulder County.

What area code is 80038?

Broomfield uses area codes 303, 720 and 983, from NANPA's telephone records.

What time zone is 80038 in?

80038 uses America/Denver.

What ZIP codes are near 80038?

The closest are 80020 (1 mi), 80021 (2.5 mi), 80031 (4.1 mi), 80027 (4.3 mi) and 80234 (4.5 mi).

Is 80038 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. “80038 ZIP Code — Broomfield, Colorado (Boulder County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/80038

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/80038.json

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