There are 5 US Post Offices in Tate County serving a total of 29,176 residents equating to 5,835 residents per post office. It's estimated that approximately 46,568 packages are handled across the 5 county post offices annually. Tate County is a county located in the northwestern portion of the U.S. state of Mississippi. As of the 2010 census, the population was 28,886. Its county seat is Senatobia. The county is named for one of the first prominent settlers of the area, Thomas Simpson Tate. Tate County is part of the Memphis, TN\u2013MS\u2013AR Metropolitan Statistical Area. It is located east of the Mississippi Delta. Actor James Earl Jones was born in Arkabutla, Tate County."