Anost is a rural commune in the Saône-et-Loire department in the Bourgogne-Franche-Comté region in central-east France. It is locate…Anost is a rural commune in the Saône-et-Loire department in the Bourgogne-Franche-Comté region in central-east France. It is located on the departmental border with Nièvre, northeast of the Haut-Folin summit and southwest of Ménessaire, a Côte-d'Or exclave.