| | | Securities and Exchange | +18007320330 | Mon-Fri: 9:00 AM - 5:00 PM | Securities regulation, investor protection |
Occupational Safety and | +18003216742 | Mon-Fri: 8:00 AM - 8:00 PM | Workplace safety regulations, inspections |
Federal Communications Commission | +18882255322 | Mon-Fri: 8:00 AM - 8:00 PM | Telecommunications regulation, spectrum management |
Department of Homeland | +12022828000 | Mon-Fri: 9:00 AM - 5:00 PM | Border security, immigration, emergency response |
Bureau of Alcohol, | +18008003855 | Mon-Fri: 8:00 AM - 8:00 PM | Firearms regulation, explosives enforcement |
Department of Housing | +12027081112 | Mon-Fri: 8:00 AM - 8:00 PM | Housing assistance, community development |
Environmental Protection Agency | +18882759378 | Mon-Fri: 8:00 AM - 5:00 PM | Environmental regulations, pollution control |
Department of Energy | +12025865000 | Mon-Fri: 8:00 AM - 5:00 PM | Energy policy, nuclear safety, research |
National Institutes of | +13014964000 | Mon-Fri: 8:30 AM - 5:00 PM | Biomedical research, medical studies |