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County ZIP codes · Georgia · FIPS 13259

Stewart County, GA ZIP Codes

Stewart County, Georgia has 6 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 4 of the residential ones lie mainly in Stewart County and 2 mainly in a neighboring county; 3 cross the county line.

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Stewart County?

31805 · Cusseta: $57k31814 · Louvale: –31815 · Lumpkin: $45k31821 · Omaha: –31825 · Richland: $29k39867 · Morris: $48k31815318253986731821318053181431805 · Cusseta: $57k31814 · Louvale: –31815 · Lumpkin: $45k31821 · Omaha: –31825 · Richland: $29k39867 · Morris: $48k31815318253986731821318053181431805 · Cusseta: $57k31814 · Louvale: –31815 · Lumpkin: $45k31821 · Omaha: –31825 · Richland: $29k39867 · Morris: $48k318153182539867318213180531814
The residential ZIP codes of Stewart County (whole outlines, including the parts in neighboring counties), shaded by median household income in national fifths (ACS 2020-2024). <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

All 6 residential ZIP codes in Stewart County

4 ZIP codes lie mainly in Stewart County; 2 more reach into it from a neighboring county and follow the first table.

Residential ZIP codes mainly in Stewart County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
31825 Richland 2,986 21 $29k $73k 70%
31815 Lumpkin 2,792 11 $45k $95k 100%
31821 Omaha 112 2 – – 100%
31814 Louvale 10 1 – – 100%

Partly in Stewart County

Residential ZIP codes mainly in another county that reach at least 1% into Stewart County, by their share here
In this county
31805 Cusseta 1,833 27 $57k $103k 17%
39867 Morris 127 1 $48k $86k 9%

Download the 6 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).

Which ZIP codes cross the county line?

3 ZIP codes of Stewart County extend into another county. A ZIP code follows mail routes, not county borders.

Share of each ZIP code's land in Stewart County and in the neighboring counties
ZIPIn StewartElsewhere
3182570%Webster County 30%
3180517%Chattahoochee County 83%
398679%Quitman County 45%; Randolph County 27%; Clay County 19%

Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).

Which first three digits do Stewart County's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Stewart County's ZIP codes use 2 prefixes: 318 and 398.

Three-digit prefixes of Stewart County's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Stewart County's
PrefixSectional centerHereAll codes
318 Macon, GA (SCF 310) 5 27
398 Tallahassee, FL (SCF 323) 1 34

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.