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Post Offices in Sylmar

Click on the Post Office from this list of 1 Post Offices in Sylmar to view the opening hours, phone number, drop-off times, services and other information.

1. USPS Post Office Sylmar (CA)

13700 Foothill Blvd

Sylmar, CA 91342

The Post Office is open Monday to Saturday from 7:00 am to 7:00 pm. It is closed on Sunday.