Christina Hsu (Postmaster)
christina.i.hsu@usps.gov
1317 S Diamond Bar Blvd
Diamond Bar, CA 91765
Diamond Bar, CA 91765
The Diamond Bar Post Office is located in the state of California within Los Angeles County. This location serves 46,457 Diamond Bar residents with a median income of $91,670. It's estimated that approximately 74,151 packages pass through this post office each year.
Diamond Bar Post Office Location 91765
Diamond Bar California Local Links
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