Martinez Post Office

4100 Alhambra Ave
Martinez, CA 94553
(925) 228-2722
(925) 228-2722
Hours of Operation: View Hours

View the Martinez Post Office hours along with contact information, and more to get your post office needs done in Martinez, CA.

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What are the hours for the Martinez Post Office?

Martinez Post Office Hours

Monday-Friday: 8:30am-5:00pm | Saturday: 10:00am-1:00pm | Sunday: Closed

Martinez Post Office Additional Information:

Located in Contra Costa County

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