John Campbell (Postmaster)
john.campbell@usps.gov
22576 Macarthur Blvd Ste 330
California, MD 20619
California, MD 20619
The California Post Office is located in the state of Maryland within St Marys County. This location serves 10,503 California residents with a median income of $91,875. It's estimated that approximately 16,764 packages pass through this post office each year.
California Post Office Location 20619
California Maryland Local Links
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