Federal Government in Mount Vernon, IL Us Agricultural Dept109 Shiloh DrMount Vernon, IL, 628646182428874Department Of CorrectionsGovernment CityUnemployment OfficeUs Federal CourtUs Federal Courthouse US Army Recruiting101 Davidson RdMount Vernon, IL, 628646182442352Air Force RecruitingArmed Forces RecruitingGovernment CityNavy RecruitingUnemployment OfficeUs Federal Courthouse Show MoreSee AlsoArmed Forces Recruiting