Blanchefosse-et-Bay () is a commune in the Ardennes department and Grand Est region of north-eastern France. It was created in 1974 by the merger of two former communes: Blanchefosse and Bay.Modifications aux circonscriptions administratives territoriales (fusion de communes), Journal officiel de la République française n° 0030, 3 February 1974, pp. 1283-1284.
Population
See also Communes of the Ardennes department
References