There are many types of local law enforcement agencies, including the following: To find a list of local law enforcement agencies in your state, click on the following: There are basically three types of law enforcement agencies, local, state, and federal. Local law enforcement agencies include police and sheriff`s departments. State authorities include the state or highway patrol. Federal agencies include the FBI and U.S. intelligence. There are agencies whose job it is to perform a law enforcement function, and there are also agencies that have a law enforcement department or component within a larger agency. .