Walnut Post Office

280 S Lemon Ave
Walnut, CA 91788
(909) 444-7901
(909) 444-7901
Hours of Operation: View Hours

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

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What are the hours for the Walnut Post Office?

Walnut Post Office Hours

Mon-Fri 8:30am-5:00pm Sat 9:00am-2:00pm Sun closed

Walnut Post Office Additional Information:

Located in Los Angeles County

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