Piennes-Onvillers is a commune in the Somme department in Hauts-de-France in northern France. It was created in 1973 by the merger of two former communes: Piennes and Onvillers.Modifications aux circonscriptions administratives territoriales (fusion de communes), Journal officiel de la République française n° 0256, 1 November 1972, p. 11407.
Geography The commune is situated on the D135 and D468 crossroads, some southeast of Amiens.
Population
See also Communes of the Somme department
References