The 609th Tactical Control Squadron (TCS) was a United States Air Force unit primarily responsible for providing tactical air control and radar support for air operations. Activated during the Cold War, the squadron played a vital role in coordinating air defense and managing airspace, particularly in support of NATO operations in Europe. The 609th TCS was equipped with sophisticated radar and communications equipment, enabling precise tracking and control of friendly and adversary aircraft. Over the years, the unit contributed significantly to joint exercises and real-world contingencies before its inactivation or realignment as part of broader USAF organizational changes.