Air Traffic Services provides safe, secure, and efficient management for the National Airspace System and international airspace assigned to U.S. control. Air Traffic Services controls more than 5 million square miles of airspace in the U.S. and more than 24 million square miles over oceans.

We are responsible for Airport Traffic Control Towers (Federal and Contract), Terminal Radar Approach Control facilities, Air Route Traffic Control Centers, and Combined Control Facilities to guide aircraft through their various phases of flight.

Learn more about:

• Separation standards
• Reduced Vertical Separation Minimum (RVSM)
• Aircraft Geometric Height Measurement Element (AGHME)