The 566th is part of the 544th Intelligence, Surveillance and Reconnaissance Group, headquartered at Buckley Space Force Base, Colorado.

[3] The 566th Information Operations Squadron (IOS) began during World War II, when the 16th Photographic Technical Unit was activated on 5 November 1944, at Charleroi, Belgium.

The 16th was a squadron to the 67th Tactical Reconnaissance Group and the 16th was assigned to several bases in Europe: Vogelsang, Limburg, and Eschwege, Germany, and France.

The unit remained inactive until 7 September 1993, when the 16th Intelligence Squadron was activated at Buckley Air National Guard Base, Colorado.

This article incorporates public domain material from the Air Force Historical Research Agency