County ZIP codes · Kansas · FIPS 20105
Lincoln County, KS ZIP Codes
Lincoln County, Kansas has 9 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 4 of the residential ones lie mainly in Lincoln County and 5 mainly in a neighboring county; 7 cross the county line. Median household income ranges from $56,635 in 67455 (Lincoln) to $73,409 in 67439 (Ellsworth) (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 9 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 9 residential ZIP codes in Lincoln County
4 ZIP codes lie mainly in Lincoln County; 5 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 67455 | Lincoln | 1,596 | 6 | $57k | $70k | 100% |
| 67481 | Sylvan Grove | 729 | 4 | $56k | $118k | 98% |
| 67423 | Beverly | 304 | 5 | $57k | $85k | 100% |
| 67418 | Barnard | 184 | 2 | $52k | – | 75% |
Partly in Lincoln 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?
7 ZIP codes of Lincoln County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Lincoln | Elsewhere |
|---|---|---|
| 67439 | 5% | Ellsworth County95% |
| 67490 | 8% | Ellsworth County59%; Russell County33% |
| 67484 | 9% | Ottawa County67%; Saline County24% |
| 67481 | 98% | Russell County2% |
| 67648 | 5% | Russell County67%; Osborne County29% |
| 67452 | 44% | Mitchell County56% |
| 67418 | 75% | Mitchell County25% |
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: 674 and 676.
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.