Home Postcode finder NSW Toongabbie Toongabbie postcode NSW Toongabbie is a locality in New South Wales covered by postcode 2146. Postcode 2146 State or territory New South Wales (NSW) Region Seven Hills Add a free Toongabbie business listing More business listings in Toongabbie Businesses in ToongabbieAccounts Backoffice15 Portico Parade · 02 91917392Artview Landscapes Sydney77A Bungaree Rd, Toongabbie NSW 2146, Australia · 61 2 8020 5955Auseal Waterproofing and Tiling Sydney5 Portico Parade, Toongabbie NSW 2146, Australia · 1800287325 Common questionsWhat is the postcode for Toongabbie?Toongabbie, NSW has the postcode 2146.What state is Toongabbie in?Toongabbie is in New South Wales (NSW).Does postcode 2146 cover more than one suburb?Yes. Postcode 2146 covers 3 localities, so the postcode alone does not identify Toongabbie. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.