States ZIP Finder Rankings About Contact

Enter a ZIP code

Home
Iowa
Mahaska County

Mahaska County, Iowa ZIP Codes

ZIP codes: 9
Cities: 9
State: Iowa (IA)
County FIPS: 19123

Cities in Mahaska County

Barnes City
Beacon
Cedar
Fremont
Leighton
New Sharon
Oskaloosa
Rose Hill
University Park

ZIP codes in Mahaska County

50027Barnes City
50143Leighton
50207New Sharon
52534Beacon
52543Cedar
52561Fremont
52577Oskaloosa
52586Rose Hill
52595University Park

All Iowa ZIP codes

Free US ZIP code lookup — city, county, state, coordinates and nearby ZIPs for every ZIP code in the country.

A product of Arventra Technologies.

ZIP codes are postal delivery routes and do not always match city or municipal boundaries.

Explore

All States
Browse Cities
Browse Counties
ZIP Finder
ZIP Rankings

Popular ZIPs

90210 — Beverly Hills, CA
10001 — New York, NY
60601 — Chicago, IL
94105 — San Francisco, CA
73301 — Austin, TX

Company

About
Contact
Privacy Policy
Terms of Use

© 2026 ZIPAtlas — US ZIP Code Lookup

33,100 ZIP codes · 52 states & territories