The Federal Bureau of Investigation (FBI) is an agency of the United States Department of Justice that serves as both a federal criminal investigative body and an internal intelligence agency (counterintelligence). The FBI has investigative jurisdiction over violations of more than 200 categories of federal crime. Its motto is a backronym of FBI, "Fidelity, Bravery, Integrity".
The FBI's headquarters, the J. Edgar Hoover Building, is located in Washington, D.C. Fifty-six field offices are located in major cities throughout the United States, and there are over 400 resident agencies in smaller cities and towns across the country. More than 50 international offices called "legal attachés" are in U.S. embassies and consulates general worldwide.