Home Postcode finder QLD Mount Samson Mount Samson postcode QLD Mount Samson is a locality in Queensland covered by postcode 4520. Postcode 4520 State or territory Queensland (QLD) Region Moreton Add a free Mount Samson business listing More business listings in Mount Samson Businesses in Mount SamsonMt Samson State SchoolLot 1 Winn Rd · 07 32894240Trevena Glen Farm1100 Winn Road, Mount Samson QLD, Australia · (07) 3289 4257 Common questionsWhat is the postcode for Mount Samson?Mount Samson, QLD has the postcode 4520.What state is Mount Samson in?Mount Samson is in Queensland (QLD).Does postcode 4520 cover more than one suburb?Yes. Postcode 4520 covers 18 localities, so the postcode alone does not identify Mount Samson. Browse other postcodes in Queensland, or widen the search to every Australian postcode.