Marine Air Control Squadron 4 (MACS-4) is a United States Marine Corps aviation command and control squadron that provides aerial surveillance, Ground-controlled interception, and air traffic control for the III Marine Expeditionary Force.
Marine Air Control Squadron 4 (MACS-4) is a unit within the United States Marine Corps responsible for providing aerial surveillance, ground-controlled interception, and air traffic control services to the III Marine Expeditionary Force.