Home Postcode finder NSW Kirribilli Kirribilli postcode NSW Kirribilli is a locality in New South Wales covered by postcode 2061. Postcode 2061 State or territory New South Wales (NSW) Region St Leonards Add a free Kirribilli business listing More business listings in Kirribilli Businesses in KirribilliFlowers At KirribilliAustralia · 403804044Flowers At KirribilliKirribilli NSW · 403804044Flowers At KirribilliKirribilli NSW · 403804044 Common questionsWhat is the postcode for Kirribilli?Kirribilli, NSW has the postcode 2061.What state is Kirribilli in?Kirribilli is in New South Wales (NSW).Does postcode 2061 cover more than one suburb?Yes. Postcode 2061 covers 2 localities, so the postcode alone does not identify Kirribilli. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.