The Direct Air Support Center (DASC) is the principal United States Marine Corps aviation command and control system and the air control agency responsible for the direction of air operations directly supporting ground forces. It functions in a decentralized mode of operation, but is directly supervised by the Marine Tactical Air Command Center (TACC) or the Navy Tactical Air Control Center (NTACC). During amphibious or expeditionary operations, the DASC is normally the first Marine Air Command and Control System (MACCS) agency ashore and is usually categorized as the Ground Combat Element's (GCE's) senior Fire Support Coordination Center (FSCC). The DASC's parent unit is the Marine Air Support Squadron (MASS) of the Marine Air Control Group (MACG).
Marine Air Support Squadron 3 (MASS-3), is a United States Marine Corps aviation command and control unit that provides the Direct Air Support Center (DASC) for the 1st Marine Expeditionary Force. They are based out of the 32 Area on Marine Corps Base Camp Pendleton, California and fall under the command of Marine Air Control Group 38 and the 3rd Marine Aircraft Wing.
Marine Fighter Attack Training Squadron 502 (VMFAT-502) is a United States Marine Corps fighter attack training squadron flying the Lockheed Martin F-35 Lightning II. Known as the "Flying Nightmares", the squadron maintains the history of Marine Attack Squadron 513 (VMA-513) which dates back to World War II and was decommissioned on 12 July 2013. The squadron is based at Marine Corps Air Station Miramar and falls under the command of Marine Aircraft Group 11 and the 3rd Marine Aircraft Wing
The 3rd Marine Aircraft Wing is the major west coast aviation unit of the United States Marine Corps. It is headquartered at Marine Corps Air Station Miramar, in San Diego, California and provides the aviation combat element for I Marine Expeditionary Force. The wing is made up of a headquarters squadron, four flying groups, an aviation command and control group and an aviation engineering group.
Marine Fighter Attack Squadron 314 (VMFA-314) is a United States Marine Corps F-35C Lightning II squadron. The squadron, known as the "Black Knights", is based at Marine Corps Air Station Miramar, California and falls under the command of Marine Aircraft Group 11 (MAG-11) and the 3rd Marine Aircraft Wing, but deploys with the US Navy's Carrier Air Wing Nine (NG).
Marine Fighter Attack Squadron 121 (VMFA-121), also known as the "Green Knights", is a United States Marine Corps aircraft squadron operating the F-35B Lightning II. The squadron is based at Marine Corps Air Station Iwakuni, Japan and falls under the command of Marine Aircraft Group 12 (MAG-12) and the 1st Marine Aircraft Wing. Their tail code is VK and their radio call sign is "Combat".
Marine Air Support Squadron 2 (MASS-2), is a United States Marine Corps aviation command and control unit that provides the Direct Air Support Center (DASC) for the III Marine Expeditionary Force. It is the oldest and most decorated aviation command and control unit in the Marine Corps.
Marine Air Support Squadron 1 (MASS-1) is a United States Marine Corps aviation command and control unit that provides the Direct Air Support Center to coordinate close air support for the II Marine Expeditionary Force. Callsign "Chieftain," the squadron is based out of Marine Corps Air Station Cherry Point, North Carolina, and falls under the command of Marine Air Control Group 28 and the 2nd Marine Aircraft Wing.
Marine Wing Support Squadron 274 (MWSS-274) is an aviation ground support unit of the United States Marine Corps. They are based out of Marine Corps Air Station Cherry Point, North Carolina. The squadron falls under the command of Marine Wing Support Group 27 and the 2nd Marine Aircraft Wing.
The Marine Wing Support Squadron 373 is an aviation ground support unit of the United States Marine Corps. They are based out of Marine Corps Air Station Miramar, California. The squadron is part of Marine Aircraft Group 11 and the 3rd Marine Aircraft Wing.
Marine Air Control Squadron 1 (MACS-1) is a United States Marine Corps aviation command and control squadron. The squadron provides aerial surveillance, air traffic control, ground-controlled intercept, and aviation data-link connectivity for the I Marine Expeditionary Force. It was the first air warning squadron commissioned as part of the Marine Corps' new air warning program and is the second oldest aviation command and control unit in the Marine Corps. The squadron is based at Marine Corps Air Station Yuma and falls under Marine Air Control Group 38 and the 3rd Marine Aircraft Wing.
Marine Air Control Group 28 (MACG-28) is a United States Marine Corps aviation command and control unit based at Marine Corps Air Station Cherry Point that is currently composed of four command and control squadrons and a low altitude air defense battalion that provide the 2nd Marine Aircraft Wing with airspace coordination, air control, immediate air support, fires integration, air traffic control (ATC), radar surveillance, aviation combat element (ACE) communications support, and an integrated ACE command post in support of the II Marine Expeditionary Force.
Marine Air Control Group 38 (MACG-38) is a United States Marine Corps aviation command and control unit based at Marine Corps Air Station Miramar that is currently composed of four squadrons and one battalion that provide the 3rd Marine Aircraft Wing's tactical headquarters, positive and procedural control to aircraft, and air defense support for the I Marine Expeditionary Force.
Marine Wing Headquarters Squadron 3 is the headquarters element of the 3rd Marine Aircraft Wing and is located at Marine Corps Air Station Miramar, California.
Marine Tactical Air Command Squadron 28 (MTACS-28) was a United States Marine Corps aviation command and control unit based at Marine Corps Air Station Cherry Point. They provided the 2nd Marine Aircraft Wings tactical headquarters and commanded other units within Marine Air Control Group 28. The unit was deactivated on 18 November 2022 as part of reshaping the United States Marine Corps.
Marine Tactical Air Command Squadron 18 (MTACS-18) was a United States Marine Corps aviation command and control unit based at Marine Corps Air Station Futenma. The squadron provided the 1st Marine Aircraft Wings tactical headquarters and command post while deployed. MTACS-18 fell under the command of Marine Air Control Group 18 (MACG-18) and 1st MAW. The squadron was decommissioned on 9 June 2021 as part of the service's Force Design 2030. Responsibility for establishing 1st MAW's TACC now resides with the MACG-18 headquarters.
Marine Wing Communications Squadron 28 (MWCS-28) is a United States Marine Corps communications squadron. The squadron provides expeditionary communications for the aviation combat element of the II Marine Expeditionary Force. They are based at Marine Corps Air Station Cherry Point and fall under the command of Marine Air Control Group 28 and the 2nd Marine Aircraft Wing.
Marine Wing Communications Squadron 38 (MWCS-38) is a United States Marine Corps communications squadron. The squadron provides expeditionary communications for the aviation combat element of the I Marine Expeditionary Force. They are based at Marine Corps Air Station Miramar, California, and fall under the command of Marine Air Control Group 38 and the 3rd Marine Aircraft Wing.
Marine Tactical Air Command Squadron 48 (MTACS-48) is a reserve aviation command and control unit of the United States Marine Corps based at Naval Station Great Lakes, Illinois. The squadron provides personnel and equipment for establishing the 4th Marine Aircraft Wings tactical headquarters and command post. It currently falls under the command of Marine Air Control Group 48 and is the last active MTACS in the Marine Corps due to reorganization as part of Force Design 2030.
The Marine Air Command and Control System (MACCS) is the aviation command and control agencies of the United States Marine Corps that provide the Aviation Combat Element (ACE) commander with the means to monitor, supervise, and influence aviation operations in support of the Marine Air-Ground Task Force. The command and control agencies of the MACCS are provided by the squadrons and battalions of the Marine Air Control Groups that are present within each Marine Air Wing. The capabilities resident within the MACCS allow the MAGTF commander to safely conduct aviation operations, facilitate timely maneuver and prosecution of fires and ultimately retain full control of their entire area of operations. MACCS agencies are also responsible for coordinating Marine Corps aviation operations with joint, multinational and civil aviation.
United States of America
United States Marine Corps 
