Joseph L Thompson (Postmaster)
joseph.l.thompson@usps.gov
22735 Washington St
Leonardtown, MD 20650
Leonardtown, MD 20650
The Leonardtown Post Office is located in the state of Maryland within St Marys County. This location serves 13,717 Leonardtown residents with a median income of $95,226. It's estimated that approximately 21,894 packages pass through this post office each year.