Mason County Post Offices

7866 E State Highway 29
Art, Texas 76820

704 Wren St
Mason, Texas 76856

17658 College St
Pontotoc, Texas 76869

Mason County

There are 3 US Post Offices in Mason County serving a total of 3,832 residents equating to 1,277 residents per post office. It's estimated that approximately 6,116 packages are handled across the 3 county post offices annually. Mason County is a county located on the Edwards Plateau in the U.S. state of Texas. At the 2010 census, its population was 4,012. Its county seat is Mason. The county is named for Fort Mason, which was located in the county."