The 39th Information Operations Squadron (IOS) is a unit within the Air Combat Command (ACC) of the United States Air Force. Its primary role involves information operations, which encompasses activities such as electronic warfare, psychological operations, computer network operations, and military deception to ensure the U.S. has an information advantage in any operational environment. The squadron is stationed at Joint Base Langley-Eustis, Virginia. The 39th IOS contributes to maintaining and protecting the free flow of information to support the joint force’s operations, and it ensures a secure and reliable command and control architecture for the U.S. military.