There are 4 US Post Offices in Wilcox County serving a total of 9,739 residents equating to 2,435 residents per post office. It's estimated that approximately 15,545 packages are handled across the 4 county post offices annually. Wilcox County is a county located in the U.S. state of Georgia. As of the 2010 census, the population was 9,255. The county seat is Abbeville."