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/81001

81001

ZIP 81001 is in Pueblo, Colorado, in Pueblo County; area code 719; Mountain time. Pueblo has 12 ZIP codes in all.

Type
Standard
Time zone
America/Denver
County
Pueblo
Metro area
Pueblo, CO
Population
31,197
Coordinates
38.2953, -104.5372
☼ Live from 81001 — Pueblo, CO

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 81001 is

Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.

★ Weird and wonderful facts about 81001
  • 🔢 Type 81001 into a pocket calculator and turn it upside down: IOOIB — not quite a word, sorry.
  • ➕ 81001 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 10, a total 513 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10011110001101001
  • 🏠 Its numerical neighbours: 80997 (Colorado Springs, CO, 40 mi away) and 81002 (Pueblo, CO, 5 mi away).
  • 🔄 Backwards, 81001 becomes 10018 — and that is a real ZIP code: New York, NY, 1,628 miles away.
  • 👥 16 other ZIP codes are made of exactly the same digits (01081, 01108, 01801, 01810, 08011, 08101, …). The farthest-flung twin is 01801 in Woburn, MA, 1,769 miles away.
  • 🧭 Farther south than 56% of all ZIP codes, and farther west than 82%.
  • 🎯337 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 81001 and you would come out at 38.30°S, 75.46°E — 807 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 50m of daylight. Shortest: 9h 30m.
  • 📏 At 32.0 square miles of land, 81001 is bigger than 47% of ZIP codes — room for about 24 Central Parks.
🌙 The sky over 81001 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population31,197This ZIP31,197
Households12,624This ZIP12,624
Housing units13,868This ZIP13,868
Median age34.0This ZIP34.0Colorado37.7US 38.9
Median household income$48,417This ZIP$48,417Colorado$95,470US $80,734
Median home value$220,200This ZIP$220,200Colorado$539,400US $332,700
Median gross rent$1,082This ZIP$1,082Colorado$1,761US $1,413
Bachelor's degree or higher24.0%This ZIP24.0%
Mean commute18.9 minThis ZIP18.9 min
Population density974.3 / sq miThis ZIP974.3 / sq mi

Business and tax activity

Business establishments337This ZIP337
Employees6,787This ZIP6,787
Annual payroll$386,160,000This ZIP$386,160,000
Tax returns filed12,940This ZIP12,940
Total adjusted gross income$699,012,000This ZIP$699,012,000

Land area

Land area32.02 sq miThis ZIP32.02 sq mi
Water area0.15 sq miThis ZIP0.15 sq mi

Other place names in 81001

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 81001

ZIPCityDistance
81002 Pueblo, CO 4.8 mi
81006 Pueblo, CO 5.0 mi
81003 Pueblo, CO 6.6 mi
81008 Pueblo, CO 8.0 mi
81009 Pueblo, CO 11.5 mi
81010 Pueblo, CO 11.5 mi
81011 Pueblo, CO 11.5 mi
81012 Pueblo, CO 11.5 mi
81025 Boone, CO 14.8 mi
81007 Pueblo, CO 15.3 mi

Find every ZIP code within 10 miles of 81001 →

Questions about this ZIP code

Where is ZIP code 81001?

81001 is in Pueblo, Colorado, in Pueblo County, part of the Pueblo, CO metropolitan area. Its published point location is 38.2953, -104.5372.

What county is 81001 in?

81001 lies in Pueblo County.

What area code is 81001?

Pueblo uses area code 719, from NANPA's telephone records.

What time zone is 81001 in?

81001 uses America/Denver.

How many people live in 81001?

About 31,197 people live in ZIP code 81001, in 12,624 households, at 974.3 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 81001?

$48,417 a year, against $95,470 across Colorado.

What ZIP codes are near 81001?

The closest are 81002 (4.8 mi), 81006 (5 mi), 81003 (6.6 mi), 81008 (8 mi) and 81009 (11.5 mi).

Is 81001 a PO Box ZIP code?

81001 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “81001 ZIP Code — Pueblo, Colorado (Pueblo County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/81001

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/81001.json

Underlying data is public domain or openly licensed — sources, vintages and licences.