There are 10 US Post Offices in Muhlenberg County serving a total of 28,851 residents equating to 2,885 residents per post office. It's estimated that approximately 46,049 packages are handled across the 10 county post offices annually. Muhlenberg County (/\u02c8mju\u02d0l\u0259nb\u0259r\u0261/) is a county located in the U.S. Commonwealth of Kentucky. As of the 2010 census, the population was 31,499. Its county seat is Greenville. The county was founded in 1798 and named for General Peter Muhlenberg, a colonial general during the American Revolutionary War."