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Napa Post Office Hours

Retail Hours

Contact Numbers:

Phone: 707-255-0190
Monday-Friday 8:30am - 5:00pm
Saturday 10:00am - 2:00pm
Sunday Closed

Bulk Mail Acceptance Hours

Monday-Friday 9:00am - 12:30pm, 1:30pm - 4:00pm
Saturday-Sunday Closed

Monday-Friday 6:00am - 9:00am
Saturday 6:00am - 12:00pm
Sunday Closed

Lobby Hours

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

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

PO Box Delivery Time

Monday-Saturday 10:00am
Sunday Closed

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Julianna Baca (Postmaster)
1625 Trancas St
Napa, CA 94558

The Napa Post Office is located in the state of California within Napa County. This location serves 66,830 Napa residents with a median income of $71,599. It's estimated that approximately 106,668 packages pass through this post office each year.

Napa Post Office Location 94558

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