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Clayton Post Office Hours

Retail Hours

Contact Numbers:

Phone: 925-672-4337
Monday-Friday 9:00am - 5:00pm
Saturday 10:00am - 2:00pm
Sunday Closed

Bulk Mail Acceptance Hours

Monday-Friday 10:00am - 2:00pm
Saturday-Sunday Closed

Monday-Friday 6:30am - 5:45pm
Saturday 6:30am - 5:00pm
Sunday Closed

Lobby Hours

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

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

PO Box Delivery Time

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Judith E Corbett (Postmaster) judith.e.corbett@usps.gov
6150 Center St
Clayton, CA 94517

The Clayton Post Office is located in the state of California within Contra Costa County. This location serves 12,385 Clayton residents with a median income of $115,570. It's estimated that approximately 19,768 packages pass through this post office each year.

Clayton Post Office Location 94517

Clayton California Local Links

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