There are 5 US Post Offices in Thomas County serving a total of 43,580 residents equating to 8,716 residents per post office. It's estimated that approximately 69,559 packages are handled across the 5 county post offices annually. Thomas County is a county located in the U.S. state of Georgia. As of the 2010 census the population was 44,720. The county seat is Thomasville. Thomas County comprises the Thomasville, GA Micropolitan Statistical Area."