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/42023

42023

ZIP 42023 is Bardwell, Kentucky, in Carlisle County; area code 270; Central time.

Type
Standard
Time zone
America/Chicago
County
Carlisle
Metro area
Paducah, KY-IL
Population
2,529
Coordinates
36.8723, -88.9907
☼ Live from 42023 — Bardwell, KY

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 42023 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 42023
  • 🔢 Type 42023 into a pocket calculator and turn it upside down: EZOZh — not quite a word, sorry.
  • ➕ 42023 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 11, a total 714 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1010010000100111
  • 🏠 Its numerical neighbours: 42022 (Bandana, KY, 19 mi away) and 42024 (Barlow, KY, 15 mi away).
  • 🔄 Backwards, 42023 becomes 32024 — and that is a real ZIP code: Lake City, FL, 591 miles away.
  • 👥 35 other ZIP codes are made of exactly the same digits (02324, 03224, 03242, 04223, 20423, 22034, …). The farthest-flung twin is 34022 in APO AA, a military post office, 1,579 miles away.
  • 🧭 Farther south than 65% of all ZIP codes, and farther west than 53%.
  • 🎯558 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 42023 and you would come out at 36.87°S, 91.01°E — 1,350 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 41m of daylight. Shortest: 9h 38m.
  • 📏 At 95.0 square miles of land, 42023 is bigger than 77% of ZIP codes — room for about 72 Central Parks.
🌙 The sky over 42023 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population2,529This ZIP2,529
Households963This ZIP963
Housing units1,185This ZIP1,185
Median age41.8This ZIP41.8Kentucky39.1US 38.9
Median household income$63,229This ZIP$63,229Kentucky$63,726US $80,734
Median home value$118,100This ZIP$118,100Kentucky$205,600US $332,700
Median gross rent$699This ZIP$699Kentucky$967US $1,413
Bachelor's degree or higher15.8%This ZIP15.8%
Mean commute27.6 minThis ZIP27.6 min
Population density26.6 / sq miThis ZIP26.6 / sq mi

Business and tax activity

Business establishments38This ZIP38
Employees499This ZIP499
Annual payroll$22,369,000This ZIP$22,369,000
Tax returns filed970This ZIP970
Total adjusted gross income$59,202,000This ZIP$59,202,000

Land area

Land area95.02 sq miThis ZIP95.02 sq mi
Water area2.03 sq miThis ZIP2.03 sq mi

Other place names in 42023

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

ZIP codes near 42023

ZIPCityDistance
42021 Arlington, KY 4.6 mi
42087 Wickliffe, KY 7.0 mi
42070 Milburn, KY 7.2 mi
42035 Cunningham, KY 8.9 mi
42039 Fancy Farm, KY 10.8 mi
42060 Lovelaceville, KY 11.1 mi
42032 Columbus, KY 11.2 mi
42061 Lowes, KY 12.4 mi
42031 Clinton, KY 12.9 mi
63882 Wyatt, MO 13.0 mi

Find every ZIP code within 10 miles of 42023 →

Questions about this ZIP code

Where is ZIP code 42023?

42023 is in Bardwell, Kentucky, in Carlisle County, part of the Paducah, KY-IL metropolitan area. Its published point location is 36.8723, -88.9907.

What county is 42023 in?

42023 lies in Carlisle County.

What area code is 42023?

Bardwell uses area code 270, from NANPA's telephone records.

What time zone is 42023 in?

42023 uses America/Chicago.

How many people live in 42023?

About 2,529 people live in ZIP code 42023, in 963 households, at 26.6 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 42023?

$63,229 a year, against $63,726 across Kentucky.

What ZIP codes are near 42023?

The closest are 42021 (4.6 mi), 42087 (7 mi), 42070 (7.2 mi), 42035 (8.9 mi) and 42039 (10.8 mi).

Is 42023 a PO Box ZIP code?

42023 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “42023 ZIP Code — Bardwell, Kentucky (Carlisle County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/42023

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/42023.json

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