Ontario Post Office Hours

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Retail Hours

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

Bulk Mail Acceptance Hours

Monday-Friday 8:30am - 11:00am, 12:30pm - 3:00pm
Saturday-Sunday Closed

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

Lobby Hours

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

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

PO Box Delivery Time

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Aden Fletcher (Postmaster) aden.a.fletcher@usps.gov
88 SW 2nd Ave
Ontario, OR 97914

The Ontario Post Office is located in the state of Oregon within Malheur County. This location serves 19,205 Ontario residents with a median income of $35,257. It's estimated that approximately 30,653 packages pass through this post office each year.

Ontario Post Office Location

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