County ZIP codes · Kansas · FIPS 20129
Morton County, KS ZIP Codes
Morton County, Kansas has 5 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 3 of the residential ones lie mainly in Morton County and 2 mainly in a neighboring county; 3 cross the county line.
- ACS2020-24
- Census2020
Where are the ZIP codes of Morton County?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All 5 residential ZIP codes in Morton County
3 ZIP codes lie mainly in Morton County; 2 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 67950 | Elkhart | 1,744 | 10 | $66k | $103k | 100% |
| 67954 | Rolla | 777 | 3 | $67k | $68k | 79% |
| 67953 | Richfield | 54 | 0 | $45k | – | 100% |
Partly in Morton 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?
3 ZIP codes of Morton County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Morton | Elsewhere |
|---|---|---|
| 67855 | 10% | Stanton County89%; Grant County1% |
| 67954 | 79% | Stevens County21% |
| 67862 | 26% | Stanton County74% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
Which first three digits do Morton County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Morton County's ZIP codes use 2 prefixes: 678 and 679.
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.