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/EFFINGHAM

Effingham County, GA ZIP codes

Effingham County, GA has 6 ZIP codes, in 6 towns: 31312, 31326, 31329, 31303, 31307 and 31318.

The county seat is Springfield.

ZIP codes
6
Towns
6
County seat
Springfield
County FIPS
13103
State
Georgia
Population
69,143
Median household income
$88,438
Land area
479 sq mi
Area code
912
Metro area
Savannah

Effingham County ZIP codes by town

Springfield (county seat)
31329

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 Effingham County ZIP codes

313033130731312313183132631329

The ZIP codes of Effingham 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.

Effingham County in numbers

About 69,143 people live in Effingham County, in 24,287 households, the 35th most populous of Georgia's 159 counties. The median household income is $88,438 a year, 14% above the Georgia median of $77,353 (US: $80,734). The median owner-occupied home is valued at $276,000 (9% below the Georgia median), and median gross rent is $1,147 a month. The median age is 37.0; 27.2% of adults 25 and over hold a bachelor's degree or higher (34.9% across Georgia); the average commute takes 32 minutes.

Population69,143Effingham69,143
Households24,287Effingham24,287
Median age37.0Effingham37.0Georgia37.6US 38.9
Median household income$88,438Effingham$88,438Georgia$77,353US $80,734
Median home value$276,000Effingham$276,000Georgia$303,300US $332,700
Median gross rent$1,147Effingham$1,147Georgia$1,393US $1,413
Bachelor's degree or higher27.2%Effingham27.2%Georgia34.9%US 35.7%
Mean commute32.3 minEffingham32.3 minGeorgia28.3 minUS 26.4 min
Population density144 / sq miEffingham144 / 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 Effingham County

Largest towns in Effingham County
TownZIP codesPopulation
Rincon 1 11,332
Springfield 1 2,974
Guyton 1 2,740
Clyo 1 2,604
Eden 1 1,752
Meldrim 1 451

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 Effingham County.

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

Every ZIP code in Effingham County, with figures

ZIP codes in Effingham County
ZIP City Type Population Median income Median home
31303 Clyo , GA Standard 2,604 $75,968 $180,900
31307 Eden , GA Standard 1,752 $105,679 $318,300
31312 Guyton , GA Standard 25,991 $101,750 $295,900
31318 Meldrim , GA Standard 451 $78,036 —
31326 Rincon , GA Standard 23,940 $83,145 $279,300
31329 Springfield , GA Standard 9,609 $78,483 $252,800

Cite this page

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

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