The Federal Aviation Agency is a government body that is responsible for managing and overseeing the aviation industry in the United States. However, there are a few different synonyms that are commonly used to describe this agency. One of the most common is the Federal Aviation Administration, which is often used interchangeably with the FAA. Another synonym for the agency is the National Airspace System, as this describes the system of airspace, air traffic control, and navigation that is overseen by the FAA. Additionally, the term Air Traffic Organization is sometimes used to describe the branch of the FAA that is specifically responsible for managing air traffic control operations.