There are 14 US Post Offices in Shawano County serving a total of 46,626 residents equating to 3,330 residents per post office. It's estimated that approximately 74,420 packages are handled across the 14 county post offices annually. Shawano County (originally Shawanaw County) is a county located in the U.S. state of Wisconsin. As of the 2010 census, the population was 41,949. Its county seat is Shawano. Shawano County is included in the Shawano, WI Micropolitan Statistical Area, which is also included in the Green Bay-Shawano, WI Combined Statistical Area."