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Onawa Post Office Hours

Retail Hours

Contact Numbers:

Phone: 712-423-2811
Monday-Friday 8:15am - 4:15pm
Saturday 8:30am - 10:30am
Sunday Closed

Bulk Mail Acceptance Hours

Monday-Friday 7:00am - 3:00pm
Saturday 7:00am - 9:30am
Sunday Closed

Monday-Friday 7:00am - 4:45pm
Saturday-Sunday Closed

Lobby Hours

Monday-Friday 7:00am - 4:45pm
Saturday 7:00am - 2:00pm
Sunday Closed

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1017 Iowa Ave
Onawa, IA 51040

The Onawa Post Office is located in the state of Iowa within Monona County. This location serves 3,712 Onawa residents with a median income of $40,260. It's estimated that approximately 5,925 packages pass through this post office each year.

Onawa Post Office Location 51040

Onawa Iowa Local Links

Post Offices Near Onawa by ZIP Code