Government in Osage, IA Osage City Hall806 Main StOsage, IA, 504616417323709City HallGovernment CityGovernment Offices Osage Municipal Utilities Shop720 Chestnut StOsage, IA, 504616418323734Government CityGovernment Offices Osage Repair Shop100 Park StOsage, IA, 504616417325223Government City Show MoreSee AlsoCommunity ServicesGovernment Offices