County ZIP codes · Georgia · FIPS 13181
Lincoln County, GA ZIP Codes
Lincoln County, Georgia has 2 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 1 of the residential ones lie mainly in Lincoln County and 1 mainly in a neighboring county; 2 cross the county line. Median household income ranges from $49,107 in 30668 (Tignall) to $57,089 in 30817 (Lincolnton) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Lincoln County?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are its ZIP codes?
They carry 2 postal town names: Lincolnton, Tignall.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 2 residential ZIP codes in Lincoln County
1 ZIP code lies mainly in Lincoln County; 1 more reaches into it from a neighboring county and follows the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 30817 | Lincolnton | 7,560 | 40 | $57k | $173k | 98% |
Partly in Lincoln County
| In this county | ||||||
|---|---|---|---|---|---|---|
| 30668 | Tignall | 2,275 | 16 | $49k | $120k | 16% |
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?
2 ZIP codes of Lincoln County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Lincoln | Elsewhere |
|---|---|---|
| 30817 | 98% | Wilkes County 2% |
| 30668 | 16% | Wilkes County 84% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
Which first three digits do Lincoln County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Lincoln County's ZIP codes use 2 prefixes: 306 and 308.
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.