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What are the armed law enforcement agencies in America?

Federal Bureau of Investigation (FBI)

Drug enforcement bureau

Interpol U.S. Central Bureau

U.s. marshals service

Bureau of Alcohol, Fireworks and Explosives (General Directorate of Firearms)

Office of Inspector General (OIG)

Transportation security administration

Secret service (secret service)

Immigration and Customs Enforcement

Customs and Border Guard (CBP) (Note: Immigration Bureau and former US Border Patrol (USBP) merged into CBP)

United States Coast Guard

Coast Guard Investigation Division (CGIS)

Aviation police (FAMS)

Office of Inspector General (OIG)

You can hold a gun in these law enforcement!