Home Postcode finder QLD Sumner Sumner postcode QLD Sumner is a locality in Queensland covered by postcode 4074. Postcode 4074 State or territory Queensland (QLD) Region Heathwood Add a free Sumner business listing More business listings in Sumner Businesses in SumnerAlfa Air & Electrical8/58 Bullockhead Street, Sumner QLD 4074, Australia · 0739053280Amazing Clean Blinds Toowong9-45 Jijaws Street · (07) 3279 2073Australian Recycling & Equipment38 Boron St, Sumner QLD 4074, Australia · 07 3376 8746 Common questionsWhat is the postcode for Sumner?Sumner, QLD has the postcode 4074.What state is Sumner in?Sumner is in Queensland (QLD).Does postcode 4074 cover more than one suburb?Yes. Postcode 4074 covers 7 localities, so the postcode alone does not identify Sumner. Browse other postcodes in Queensland, or widen the search to every Australian postcode.