Blangy-sous-Poix (French pronunciation: [blɑ̃ʒi su pwa], literally Blangy under Poix; Picard: Blangy-dsou-Poé) is a commune in the Somme department in Hauts-de-France in northern France.
The commune is situated 23 miles (37 km) southwest of Amiens on the D262 road.
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