There are 5 US Post Offices in Charlotte County serving a total of 76,454 residents equating to 15,291 residents per post office. It's estimated that approximately 122,029 packages are handled across the 5 county post offices annually. Charlotte County is a county located in the U.S. state of Florida. As of the 2010 census, the population was 159,978. Its county seat is Punta Gorda. Charlotte County comprises the Punta Gorda, FL Metropolitan Statistical Area, which is included in the North Port-Sarasota, FL Combined Statistical Area."