Home Postcode finder QLD Mount Cotton Mount Cotton postcode QLD Mount Cotton is a locality in Queensland covered by postcode 4165. Postcode 4165 State or territory Queensland (QLD) Region South Subs Add a free Mount Cotton business listing More business listings in Mount Cotton Businesses in Mount CottonComplete Roofing Services53 spotted gum crescent · 0427778606Kraudelt PaintingServing Area, Mount Cotton QLD, Australia · 07 3829 5735Kraudelt PaintingMount Cotton Road, Mount Cotton Queensland 4165, Australia · 07 3829 5735 Common questionsWhat is the postcode for Mount Cotton?Mount Cotton, QLD has the postcode 4165.What state is Mount Cotton in?Mount Cotton is in Queensland (QLD).Does postcode 4165 cover more than one suburb?Yes. Postcode 4165 covers 4 localities, so the postcode alone does not identify Mount Cotton. Browse other postcodes in Queensland, or widen the search to every Australian postcode.