MASON CITY POST OFFICE 50401

Mason City Post Office Hours


Retail Hours

Contact Numbers:

Phone: 641-423-5231
Monday-Friday 8:30am - 5:00pm
Saturday 10:30am - 12:30pm
Sunday Closed

Bulk Mail Acceptance Hours

Monday-Friday 11:00am - 2:30pm, 3:00pm - 4:00pm
Saturday-Sunday Closed

Monday-Friday 8:30am - 5:00pm
Saturday 10:30am - 12:30pm
Sunday Closed

Lobby Hours

Monday-Sunday 12:01am - 11:59pm

Monday-Sunday 12:01am - 11:59pm

Last Collection Times

USPS Shipping Rate Calculator

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Leanne Christeson (Postmaster) leanne.k.christeson@usps.gov
211 N Delaware Ave Ste 100
Mason City, IA 50401

The Mason City Post Office is located in the state of Iowa within Cerro Gordo County. This location serves 29,837 Mason City residents with a median income of $42,167. It's estimated that approximately 47,623 packages pass through this post office each year.

Mason City Post Office Location


Mason City Iowa Local Links