There are 2 US Post Offices in Jones County serving a total of 16,653 residents equating to 8,327 residents per post office. It's estimated that approximately 26,580 packages are handled across the 2 county post offices annually. Jones County is a county located in the U.S. state of Georgia. As of the 2010 census, the population was 28,669. The county seat is Gray. The county was created on December 10, 1807 and named after U.S. Representative James Jones."