NEWCASTLE POST OFFICE 95658


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Newcastle Post Office Hours

Retail Hours

Contact Numbers:

Phone: 916-663-9405
Monday-Friday 9:00am - 11:00am, 12:00pm - 5:00pm
Saturday-Sunday Closed

Bulk Mail Acceptance Hours

Monday-Friday 9:00am - 11:00am, 12:00pm - 2:30pm
Saturday-Sunday Closed

Monday-Friday 6:30am - 5:00pm
Saturday 6:30am - 9:30am
Sunday Closed

Lobby Hours

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

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Carla Morillas (Postmaster) carla.j.morillas@usps.gov
916-663-9405
9241 Old State Hwy
Newcastle, CA 95658

The Newcastle Post Office is located in the state of California within Placer County. This location serves 6,285 Newcastle residents with a median income of $60,162. It's estimated that approximately 10,032 packages pass through this post office each year.

Newcastle Post Office Location 95658


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