There are 5 US Post Offices in Telfair County serving a total of 16,153 residents equating to 3,231 residents per post office. It's estimated that approximately 25,782 packages are handled across the 5 county post offices annually. Telfair County is a county located in the central portion of the U.S. state of Georgia. As of the 2010 census, the population was 16,500. The county seat is McRae.