Infantry Division and the Army of the Republic of Vietnam (ARVN) 1st and 2nd Regiments. Its primary area of operation was the northern I Corps Tactical Zone (ICTZ), the two northernmost Provinces of South Vietnam: Quảng Trị and Thừa Thiên, bordering the Vietnamese Demilitarized Zone (DMZ) on the north and the Laotian border to the west. However during mid-late 1969, HMH-462 was tasked with supporting the 1st Marine Division, in Quảng Nam and Quảng Tín Province; and the South Korean 2nd Marine Brigade on search and destroy operations in the vicinity of Go Noi Island and LZ-211, south of Da Nang, in Operation Victory Dragon. The squadron participated in numerous named operations including: Meade River, Taylor Common, Dawson River, Dewey Canyon, Purple Martin, Maine Crag, Apache Snow, Cameron Falls, Herkimer Mountain, Utah Mesa (USMC/USA), Virginia Ridge, Georgia Tar, Arlington Canyon, Idaho Canyon, Ellis Ravine (USA), Massachusetts Bay (USA), Iroquois Grove (USA), Williams Glade (USMC/USA), Durham Peak, Pipestone Canyon and a series of ROK Marine operations, "Victory Dragon" On 20 October 1969 as part of Operation Keystone Cardinal, HMH-462 departed from Phu Bai to the for transport to Okinawa to provide support to Marine forces in Japan. In 1975 HMH-462, still stationed in Okinawa, was assigned to the 9th MAB and 31st Marine Expeditionary Unit. On 12 April 1975 the squadron operating from , participated in Operation Eagle Pull, the evacuation of Phnom Penh. Seventeen days later from 29–30 April, HMH-462 participated in Operation Frequent Wind, the evacuation of Saigon. Shortly thereafter, the squadron was embarked upon the and sailed back towards Cambodia to participate in the rescue operation of the SS Mayaguez. The Mayaguez rescue was completed before the Hancock arrived on station and the Hancock returned to Subic Bay. Post Vietnam and the 1990s After nearly ten years of continuous overseas service, HMH-462 was relocated to Marine Corps Air Station Tustin, California and assigned to Marine Aircraft Group 16. They also participated in the Unit Deployment Program to MCAS Futenma, Okinawa, In December 1989, a squadron detachment was assigned to participate in coup contingency operations in the Republic of the Philippines as part of Marine Aircraft Group 90. In August 1990, the "Heavy Haulers" were assigned to Marine Aircraft Group 70 and deployed to Jubail, Saudi Arabia as part transport, MEDEVAC, VIP, and FARP support to MAG-70/16 and I Marine Expeditionary Force operations. In February 1991, the squadron relocated