Home Postcode finder NSW North Wahroonga North Wahroonga postcode NSW North Wahroonga is a locality in New South Wales covered by postcode 2076. Postcode 2076 State or territory New South Wales (NSW) Region Pymble Add a free North Wahroonga business listing More business listings in North Wahroonga Businesses in North WahroongaBalloon Elegance158 Grosvenor Street, North Wahroonga NSW, Australia · 0294891164 Common questionsWhat is the postcode for North Wahroonga?North Wahroonga, NSW has the postcode 2076.What state is North Wahroonga in?North Wahroonga is in New South Wales (NSW).Does postcode 2076 cover more than one suburb?Yes. Postcode 2076 covers 3 localities, so the postcode alone does not identify North Wahroonga. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.