The 4th United States Army Field Artillery Detachment was located in Werl, West Germany. The Belgian 14th and 20th Artillery Battalions of the Belgian I Corps were supported by the 4th U.S. Army Field Artillery Detachment. The detachment was co-located with the Belgian battalions, in quarters across the street from the Belgian Houthulst Kaserne, on Langenwiedenweg Strasse, Werl, Westfallen, Germany.