| | | Department of Homeland | +12022828000 | Mon-Fri: 9:00 AM - 5:00 PM | Border security, immigration, emergency response |
National Institutes of | +13014964000 | Mon-Fri: 8:30 AM - 5:00 PM | Biomedical research, medical studies |
Department of Housing | +12027081112 | Mon-Fri: 8:00 AM - 8:00 PM | Housing assistance, community development |
Food and Drug | +18884636332 | Mon-Fri: 8:00 AM - 4:30 PM | Food safety, drug regulation, medical devices |
Department of Veterans | +18008271000 | Mon-Fri: 8:00 AM - 8:00 PM | Veterans benefits, healthcare, disability claims |
Federal Communications Commission | +18882255322 | Mon-Fri: 8:00 AM - 8:00 PM | Telecommunications regulation, spectrum management |
Federal Bureau of | +18002255324 | 24/7 | Criminal investigations, national security |
Federal Aviation Administration | +18668355322 | Mon-Fri: 8:00 AM - 4:30 PM | Aviation safety, air traffic control |
Department of Energy | +12025865000 | Mon-Fri: 8:00 AM - 5:00 PM | Energy policy, nuclear safety, research |