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/72331

72331

ZIP 72331 is Earle, Arkansas, mostly in Crittenden County; area code 870; Central time.

Type
Standard
Time zone
America/Chicago
County
Crittenden +1 more
Metro area
Memphis, TN-MS-AR
Population
2,316
Coordinates
35.2810, -90.4663
☼ Live from 72331 — Earle, AR

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 72331 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 72331
  • 🔢 Type 72331 into a pocket calculator and turn it upside down: IEEZL — not quite a word, sorry.
  • ➕ As a number, 72,331 = 7 × 10333. Its digits add up to 16, a total 1,922 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10001101010001011
  • 🏠 Its numerical neighbours: 72330 (Dyess, AR, 26 mi away) and 72332 (Edmondson, AR, 15 mi away).
  • 🔄 Backwards, 72331 becomes 13327 — and that is a real ZIP code: Croghan, NY, 1,005 miles away.
  • 👥 28 other ZIP codes are made of exactly the same digits (12733, 13327, 13732, 17233, 17323, 17332, …). The farthest-flung twin is 13327 in Croghan, NY, 1,005 miles away.
  • 🧭 Farther south than 73% of all ZIP codes, and farther west than 57%.
  • 🎯544 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 72331 and you would come out at 35.28°S, 89.53°E — 1,377 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 32m of daylight. Shortest: 9h 46m.
  • 📏 At 149.3 square miles of land, 72331 is bigger than 86% of ZIP codes — room for about 113 Central Parks.
🌙 The sky over 72331 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population2,316This ZIP2,316
Households810This ZIP810
Housing units1,222This ZIP1,222
Median age31.5This ZIP31.5Arkansas38.5US 38.9
Median household income$46,848This ZIP$46,848Arkansas$60,773US $80,734
Median home value$86,600This ZIP$86,600Arkansas$188,000US $332,700
Median gross rent$583This ZIP$583Arkansas$947US $1,413
Bachelor's degree or higher9.9%This ZIP9.9%
Mean commute29.4 minThis ZIP29.4 min
Population density15.5 / sq miThis ZIP15.5 / sq mi

Business and tax activity

Business establishments18This ZIP18
Employees132This ZIP132
Annual payroll$5,336,000This ZIP$5,336,000
Tax returns filed860This ZIP860
Total adjusted gross income$31,068,000This ZIP$31,068,000

Land area

Land area149.29 sq miThis ZIP149.29 sq mi
Water area0.70 sq miThis ZIP0.70 sq mi

Counties 72331 spans

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

CountyShare of this ZIP
Crittenden County 66.9%
Cross County 33.1%

Other place names in 72331

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

ZIP codes near 72331

ZIPCityDistance
72327 Crawfordsville, AR 7.9 mi
72373 Parkin, AR 7.9 mi
72325 Clarkedale, AR 12.5 mi
72386 Tyronza, AR 13.6 mi
72346 Heth, AR 13.8 mi
72339 Gilmore, AR 14.7 mi
72384 Turrell, AR 15.4 mi
72332 Edmondson, AR 15.5 mi
72376 Proctor, AR 16.0 mi
72364 Marion, AR 16.4 mi

Find every ZIP code within 10 miles of 72331 →

Questions about this ZIP code

Where is ZIP code 72331?

72331 is in Earle, Arkansas, in Crittenden County, part of the Memphis, TN-MS-AR metropolitan area. Its published point location is 35.2810, -90.4663.

What county is 72331 in?

72331 spans 2 counties: Crittenden County and Cross County. Most of it falls in Crittenden 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 72331?

Earle uses area code 870, from NANPA's telephone records.

What time zone is 72331 in?

72331 uses America/Chicago.

How many people live in 72331?

About 2,316 people live in ZIP code 72331, in 810 households, at 15.5 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 72331?

$46,848 a year, against $60,773 across Arkansas.

What ZIP codes are near 72331?

The closest are 72327 (7.9 mi), 72373 (7.9 mi), 72325 (12.5 mi), 72386 (13.6 mi) and 72346 (13.8 mi).

Is 72331 a PO Box ZIP code?

72331 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “72331 ZIP Code — Earle, Arkansas (Crittenden County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/72331

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/72331.json

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