Air traffic control is a service provided by ground-based air traffic controllers who direct aircraft on the ground and through controlled airspace. The primary purpose of ATC is to prevent collisions
The air traffic control tower of Mumbai International Airport in India
ATC staff at Washington National Airport's tower, 1958
Control tower at São Paulo–Guarulhos International Airport
Control tower at Birmingham Airport, England
In air traffic control, an area control center, also known as a center or en-route center, is a facility responsible for controlling aircraft flying in the airspace of a given flight information regio
Air traffic control
…In the U.S., TRACONs are additionally designated by a three-digit alphanumeric code. For example, the Chicago TRACON is designated C90. An area control center, as opposed to a terminal control center, is a specific type of air traffic control center that primarily controls IFR traffic, or aircraft at high…
Houston Air Route Traffic Control Center, United States
Controllers at work at the Washington Air Route Traffic Control Center, United States
Area control centers under Fukuoka Flight Information Region (FIR) of Japan