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/UNION

Union County, MS ZIP codes

Union County, MS has 3 ZIP codes, in 3 towns: 38652, 38828 and 38650. 2 more cross into it from neighbouring counties: 38824 and 38627.

The county seat is New Albany.

ZIP codes
3
Partly in it
2 more
Towns
3
County seat
New Albany
County FIPS
28145
Population
28,122
Median household income
$55,505
Land area
416 sq mi

Union County ZIP codes by town

New Albany (county seat)
38652

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.

ZIP codes partly in Union County

These ZIP codes lie mostly in a neighbouring county but each cover a twentieth or more of Union County.

Map of Union County ZIP codes

386503865238828

The ZIP codes of Union 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.

Union County in numbers

About 28,122 people live in Union County, in 9,849 households, the 30th most populous of Mississippi's 82 counties. The median household income is $55,505 a year, about the same as the Mississippi median of $56,447 (US: $80,734). The median owner-occupied home is valued at $163,400 (4% below the Mississippi median), and median gross rent is $865 a month. The median age is 38.3; 19.1% of adults 25 and over hold a bachelor's degree or higher (25.1% across Mississippi); the average commute takes 23 minutes.

Population28,122Union28,122
Households9,849Union9,849
Median age38.3Union38.3Mississippi38.6US 38.9
Median household income$55,505Union$55,505Mississippi$56,447US $80,734
Median home value$163,400Union$163,400Mississippi$169,800US $332,700
Median gross rent$865Union$865Mississippi$954US $1,413
Bachelor's degree or higher19.1%Union19.1%Mississippi25.1%US 35.7%
Mean commute23.0 minUnion23.0 minMississippi25.6 minUS 26.4 min
Population density68 / sq miUnion68 / 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 Union County

Largest towns in Union County
TownZIP codesPopulation
New Albany 1 7,663
Myrtle 1 771
Blue Springs 1 268

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 Union County.

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

Every ZIP code in Union County, with figures

ZIP codes in Union County
ZIP City Type Population Median income Median home
38650 Myrtle , MS Standard 4,599 $65,000 $184,900
38652 New Albany , MS Standard 15,789 $54,980 $166,100
38828 Blue Springs , MS Standard 5,120 $65,025 $158,900

Cite this page

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

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