
FBI — Federal Bureau of Investigation
We protect the American people and uphold the US Constitution. You can report suspicious activities and crime by contacting us 24/7 at tips.fbi.gov.
Contact Us — FBI
Please contact your local FBI office to submit a tip or report a crime. Use our online form to file electronically or call the appropriate toll-free number.
What We Investigate — FBI
The FBI is the lead federal agency for investigating cyberattacks by criminals, overseas adversaries, and terrorists. The threat is incredibly serious—and growing.
Cyber — FBI
Dec 18, 2025 · The FBI is the lead federal agency for investigating cyberattacks by criminals, overseas adversaries, and terrorists. The threat is incredibly serious—and growing.
Services — FBI
The FBI doesn't just solve cases and prevent attacks. It also provides a range of services to its many partners and to the general public.
FBI Headquarters
The first FBI employees moved into the new Headquarters building on June 28, 1974. At that time, FBI Headquarters offices were housed in nine separate locations.
Cleveland — FBI
FBI Cleveland You can report suspicious activities and crime by contacting us 24/7 at (216) 522-1400 or tips.fbi.gov. Submit Tips
Atlanta — FBI
FBI Atlanta You can report suspicious activities and crime by contacting us 24/7 at (770) 216-3000 or tips.fbi.gov. Submit a Tip
How We Investigate — FBI
The FBI’s highly trained personnel then use intelligence, science, technology, and other tools to investigate federal crimes and terrorism.
Los Angeles — FBI
FBI Los Angeles You can report suspicious activities and crime by contacting us 24/7 at (310) 477-6565 or tips.fbi.gov. Submit Tips