From the Wikipedia page [1]
The Communauté d'agglomération de Saint-Dié-des-Vosges is an administrative association of communes in the Vosges and Meurthe-et-Moselle departments of eastern France. It was created on 1 January 2017 by the merger of the former Communauté de communes de Saint-Dié-des-Vosges, Communauté de communes de la Vallée de la Plaine, Communauté de communes des Hauts Champs, Communauté de communes du Pays des Abbayes, Communauté de communes du Val de Neuné and Communauté de communes Fave, Meurthe, Galilée. On 1 January 2018 it gained 3 communes from the Communauté de communes Bruyères - Vallons des Vosges. It consists of 77 communes, and has its administrative offices at Saint-Dié-des-Vosges.