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/42223

42223

ZIP 42223 is Fort Campbell, Kentucky, mostly in Montgomery County; area codes 270 and 364; Central time.

Type
Standard
Time zone
America/Chicago
County
Montgomery +1 more
Metro area
Clarksville, TN-KY
Population
19,006
Coordinates
36.6394, -87.4733
☼ Live from 42223 — Fort Campbell, KY

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 42223 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 42223
  • 🔢 Type 42223 into a pocket calculator and turn it upside down: EZZZh — not quite a word, sorry.
  • ➕ 42223 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 13, a total 1,179 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1010010011101111
  • 🏠 Its numerical neighbours: 42221 (Fairview, KY, 17 mi away) and 42232 (Gracey, KY, 18 mi away).
  • 🔄 Backwards, 42223 becomes 32224 — and that is a real ZIP code: Jacksonville, FL, 560 miles away.
  • 👥 12 other ZIP codes are made of exactly the same digits (22243, 22432, 23224, 23242, 23422, 24322, …). The farthest-flung twin is 34222 in Ellenton, FL, 692 miles away.
  • 🧭 Farther south than 66% of all ZIP codes, and farther east than 50%.
  • 🎯641 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 42223 and you would come out at 36.64°S, 92.53°E — 1,367 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 40m of daylight. Shortest: 9h 39m.
  • 📏 At 21.7 square miles of land, 42223 is bigger than 39% of ZIP codes — room for about 16 Central Parks.
🌙 The sky over 42223 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population19,006This ZIP19,006
Households4,457This ZIP4,457
Housing units4,799This ZIP4,799
Median age22.2This ZIP22.2Kentucky39.1US 38.9
Median household income$61,598This ZIP$61,598Kentucky$63,726US $80,734
Median home value$268,400This ZIP$268,400Kentucky$205,600US $332,700
Median gross rent$1,603This ZIP$1,603Kentucky$967US $1,413
Bachelor's degree or higher21.5%This ZIP21.5%
Mean commute11.3 minThis ZIP11.3 min
Population density875.2 / sq miThis ZIP875.2 / sq mi

Business and tax activity

Business establishments80This ZIP80
Employees3,224This ZIP3,224
Annual payroll$254,388,000This ZIP$254,388,000
Tax returns filed3,710This ZIP3,710
Total adjusted gross income$150,203,000This ZIP$150,203,000

Land area

Land area21.72 sq miThis ZIP21.72 sq mi
Water area0.00 sq miThis ZIP0.00 sq mi

Counties 42223 spans

A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.

CountyShare of this ZIP
Montgomery County 55.1%
Christian County 44.9%

Other place names in 42223

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

ZIP codes near 42223

ZIPCityDistance
42262 Oak Grove, KY 3.8 mi
37042 Clarksville, TN 5.9 mi
42236 Herndon, KY 9.3 mi
42254 La Fayette, KY 9.6 mi
42266 Pembroke, KY 9.7 mi
37191 Woodlawn, TN 9.7 mi
37044 Clarksville, TN 10.0 mi
37040 Clarksville, TN 11.4 mi
37041 Clarksville, TN 12.4 mi
42286 Trenton, KY 12.8 mi

Find every ZIP code within 10 miles of 42223 →

Questions about this ZIP code

Where is ZIP code 42223?

42223 is in Fort Campbell, Kentucky, in Montgomery County, part of the Clarksville, TN-KY metropolitan area. Its published point location is 36.6394, -87.4733.

What county is 42223 in?

42223 spans 2 counties: Montgomery County and Christian County. Most of it falls in Montgomery County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.

What area code is 42223?

Fort Campbell uses area codes 270 and 364, from NANPA's telephone records.

What time zone is 42223 in?

42223 uses America/Chicago.

How many people live in 42223?

About 19,006 people live in ZIP code 42223, in 4,457 households, at 875.2 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 42223?

$61,598 a year, against $63,726 across Kentucky.

What ZIP codes are near 42223?

The closest are 42262 (3.8 mi), 37042 (5.9 mi), 42236 (9.3 mi), 42254 (9.6 mi) and 42266 (9.7 mi).

Is 42223 a PO Box ZIP code?

42223 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “42223 ZIP Code — Fort Campbell, Kentucky (Montgomery County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/42223

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/42223.json

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