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/GA/COUNTY/LONG

Long County, GA ZIP codes

Long County, GA has one ZIP code: 31316. 2 more cross into it from neighbouring counties: 30427 and 31323.

The county seat is Ludowici.

ZIP codes
1
Partly in it
2 more
Towns
1
County seat
Ludowici
County FIPS
13183
State
Georgia
Population
18,374
Median household income
$68,808
Land area
400 sq mi
Metro area
Hinesville

Long County ZIP codes by town

Ludowici (county seat)
31316

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 Long County

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

Map of Long County ZIP codes

31316

The ZIP codes of Long 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.

Long County in numbers

About 18,374 people live in Long County, in 6,162 households, the 98th most populous of Georgia's 159 counties. The median household income is $68,808 a year, 11% below the Georgia median of $77,353 (US: $80,734). The median owner-occupied home is valued at $218,300 (28% below the Georgia median), and median gross rent is $976 a month. The median age is 34.0; 13.3% of adults 25 and over hold a bachelor's degree or higher (34.9% across Georgia); the average commute takes 30 minutes.

Population18,374Long18,374
Households6,162Long6,162
Median age34.0Long34.0Georgia37.6US 38.9
Median household income$68,808Long$68,808Georgia$77,353US $80,734
Median home value$218,300Long$218,300Georgia$303,300US $332,700
Median gross rent$976Long$976Georgia$1,393US $1,413
Bachelor's degree or higher13.3%Long13.3%Georgia34.9%US 35.7%
Mean commute29.8 minLong29.8 minGeorgia28.3 minUS 26.4 min
Population density46 / sq miLong46 / 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.

Neighbouring counties

Counties that share a ZIP code with Long County.

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

Every ZIP code in Long County, with figures

ZIP codes in Long County
ZIP City Type Population Median income Median home
31316 Ludowici , GA Standard 13,812 $74,766 $238,700

Cite this page

zipcodes.pro. “Long County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/ga/county/long

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