Home Postcode finder QLD Somme Somme postcode QLD Somme is a locality in Queensland covered by postcode 4382. Postcode 4382 State or territory Queensland (QLD) Region Toowoomba Region Add a free Somme business listing Be the first listing in Somme Common questionsWhat is the postcode for Somme?Somme, QLD has the postcode 4382.What state is Somme in?Somme is in Queensland (QLD).Does postcode 4382 cover more than one suburb?Yes. Postcode 4382 covers 5 localities, so the postcode alone does not identify Somme. Browse other postcodes in Queensland, or widen the search to every Australian postcode.