US Federal Agencies

US Department of Agriculture

• US Forest Service

US Department of Commerce

• Bureau of Economic Analysis
• Bureau of Industry and Security
• U.S. Census Bureau
• Economic Development Administration
• Economics and Statistics Administration
• International Trade Administration
• Minority Business Development Agency
• National Oceanic and Atmospheric Administration
• National Telecommunications and Information Administration
• National Institute of Standards and Technology
• National Technical Information Service
• U.S. Patent and Trademark Office

US Department of the Interior

Agencies

• Bureau of Indian Affairs
• Bureau of Land Management
• National Park Service
• National Interagency Fire Center
• U.S. Fish and Wildlife Service
• Bureau of Reclamation
• Federal Highway Administration

Call Signs

200 Misc agencies 300 Misc agencies 400 Bureau of Land Management 500 Bureau of Indian Affairs 600 U.S. Fish and Wildlife Service 700 National Park Service 800 Bureau of Reclamation 900 Bonneville Power Administration, Southwestern Power Administration and Southeastern Power Administration, all formerly of the Department of the Interior and subsequently absorbed by the Department of Energy when it was created in 1977.

Some examples of this in my local area are the KOJ437 callsign for the BLM Carson City District and KMC719 of Yosemite National Park.

US Department of Treasury

• Internal Revenue Service