Waterloo Post Office Hours

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Retail Hours

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

Bulk Mail Acceptance Hours

Monday-Friday 9:30am - 5:00pm
Saturday-Sunday Closed

Monday-Friday 11:00am - 5:00pm
Saturday-Sunday Closed

Lobby Hours

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

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

Last Collection Times

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Doris A Rueber (Postmaster) doris.a.rueber@usps.gov
300 Sycamore St
Waterloo, IA 50701

The Waterloo Post Office is located in the state of Iowa within Black Hawk County. This location serves 30,324 Waterloo residents with a median income of $47,766. It's estimated that approximately 48,400 packages pass through this post office each year.

Waterloo Post Office Location

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