UNION CITY POST OFFICE 94587

Union City Post Office Hours


Retail Hours

Contact Numbers:

Phone: 510-471-1180
Monday-Friday 9:00am - 5:00pm
Saturday 9:00am - 12:30pm
Sunday Closed

Bulk Mail Acceptance Hours

Monday-Friday 9:00am - 1:00pm
Saturday-Sunday Closed

Monday-Friday 9:00am - 4:00pm
Saturday-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

USPS Shipping Rate Calculator

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Jesus R Avila (Postmaster) jesus.r.avila@usps.gov
33170 Alvarado Niles Rd
Union City, CA 94587

The Union City Post Office is located in the state of California within Alameda County. This location serves 69,516 Union City residents with a median income of $83,066. It's estimated that approximately 110,955 packages pass through this post office each year.

Union City Post Office Location


Union City California Local Links