Department of the Interior federal agency responsible for the management and conservation of most federal lands and natural resources

U.S. Department of the Treasury

US Senate upper house of the United States Congress

US Patent & Trademark Office

Environmental Protection Agency US government agency for environmental protection created in 1970 by Pres. Nixon

US Department of State Federal executive department responsible for carrying out U.S. foreign policy and international relations

United States Department of Agriculture

US House of Representatives lower house of the United States Congress

US Department of Commerce

US Department of Justice Primary federal criminal investigation and enforcement agency