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 — STATE/MS/COUNTY/CHICKASAW

Chickasaw County, MS ZIP codes

Chickasaw County, MS has 6 ZIP codes, in 6 towns: 38851, 38860, 38850, 39776, 38875 and 38877.

The county seats are Houston and Okolona.

ZIP codes
6
Towns
6
County seats
Houston, Okolona
County FIPS
28017
Population
16,915
Median household income
$43,586
Land area
502 sq mi

Chickasaw County ZIP codes by town

Houston (county seat)
38851
Okolona (county seat)
38860

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

Map of Chickasaw County ZIP codes

388503885138860388753887739776

The ZIP codes of Chickasaw County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Chickasaw County in numbers

About 16,915 people live in Chickasaw County, in 6,674 households, the 53rd most populous of Mississippi's 82 counties. The median household income is $43,586 a year, 23% below the Mississippi median of $56,447 (US: $80,734). The median owner-occupied home is valued at $109,800 (35% below the Mississippi median), and median gross rent is $670 a month. The median age is 38.4; 12.0% of adults 25 and over hold a bachelor's degree or higher (25.1% across Mississippi); the average commute takes 22 minutes.

Population16,915Chickasaw16,915
Households6,674Chickasaw6,674
Median age38.4Chickasaw38.4Mississippi38.6US 38.9
Median household income$43,586Chickasaw$43,586Mississippi$56,447US $80,734
Median home value$109,800Chickasaw$109,800Mississippi$169,800US $332,700
Median gross rent$670Chickasaw$670Mississippi$954US $1,413
Bachelor's degree or higher12.0%Chickasaw12.0%Mississippi25.1%US 35.7%
Mean commute21.7 minChickasaw21.7 minMississippi25.6 minUS 26.4 min
Population density34 / sq miChickasaw34 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.

Largest towns in Chickasaw County

Largest towns in Chickasaw County
TownZIP codesPopulation
Houston 1 3,741
Houlka 1 2,972
Okolona 1 2,430
Woodland 1 132
Van Vleet 1 43

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with Chickasaw County.

Not sure you are in Chickasaw County? What county am I in? answers from your location, near a county line included.

Every ZIP code in Chickasaw County, with figures

ZIP codes in Chickasaw County
ZIP City Type Population Median income Median home
38850 Houlka , MS Standard 2,972 $52,807 $84,700
38851 Houston , MS Standard 8,802 $45,365 $142,900
38860 Okolona , MS Standard 5,388 $41,293 $100,400
38875 Trebloc , MS No street area — — —
38877 Van Vleet , MS No street area — — —
39776 Woodland , MS Standard 1,529 $50,909 $87,500

Cite this page

zipcodes.pro. “Chickasaw County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/ms/county/chickasaw

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