County ZIP codes · Georgia · FIPS 13087
Decatur County, GA ZIP Codes
Decatur County, Georgia has 10 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 8 residential and 2 for PO boxes or a single organization. 5 of the residential ones lie mainly in Decatur County and 3 mainly in a neighboring county; 4 cross the county line. Median household income ranges from $52,596 in 39837 (Colquitt) to $65,254 in 39825 (Brinson) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Decatur County?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are its ZIP codes?
The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $53,065 and $58,500.
They carry 7 postal town names: Bainbridge, Camilla, Colquitt, Whigham, Climax, Brinson, Attapulgus.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 8 residential ZIP codes in Decatur County
5 ZIP codes lie mainly in Decatur County; 3 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 39819 | Bainbridge | 12,140 | 81 | $55k | $182k | 100% |
| 39817 | Bainbridge | 11,158 | 77 | $53k | $160k | 100% |
| 39834 | Climax | 2,251 | 18 | $48k | $154k | 100% |
| 39825 | Brinson | 1,766 | 19 | $65k | $139k | 84% |
| 39815 | Attapulgus | 1,637 | 30 | $46k | $60k | 100% |
Partly in Decatur County
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?
4 ZIP codes of Decatur County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Decatur | Elsewhere |
|---|---|---|
| 31730 | 3% | Mitchell County97% |
| 39837 | 10% | Miller County78%; Baker County11% |
| 39897 | 8% | Grady County92% |
| 39825 | 84% | Seminole County16% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
| ZIP | Postal name |
|---|---|
| 39818 | Bainbridge |
| 39852 | Fowlstown |
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Decatur County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Decatur County's ZIP codes use 2 prefixes: 317 and 398.
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.