ZIP code · Mahaska · Kansas · United States
ZIP code 66955 — Mahaska
ZIP code 66955 serves Mahaska, Kansas.
- Postal code
- 66955Single source Value from one source, not cross-checked.
- City
- Mahaska
- County
- Washington
- State
- Kansas
- Country
- United States
- Coordinates
- 39.9845, -97.3453 — precision precise (locality)
View on OpenStreetMap - Population
- 40 (ZCTA, ACS 5-year)
- Median age
- 55.3
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · census-acs5. Data generated on 2026-08-21. Methodology · Report an error on this page